Grandstream Networks GXV3275 User manual

Grandstream Networks, Inc.
GXV3275 IP Multimedia Phone for AndroidTM
User Guide

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GXV3275 User Guide
Index
DOCUMENT PURPOSE...........................................................................12
GNU GPL INFORMATION........................................................................13
CHANGE LOG .........................................................................................15
FIRMWARE VERSION 1.0.3.6 ............................................................................................................15
FIRMWARE VERSION 1.0.1.54 ..........................................................................................................15
FIRMWARE VERSION 1.0.1.39 ..........................................................................................................15
FIRMWARE VERSION 1.0.1.29 ..........................................................................................................15
WELCOME...............................................................................................16
PRODUCT OVERVIEW............................................................................19
FEATURE HIGHTLIGHTS ...................................................................................................................19
GXV3275 TECHNICAL SPECIFICATIONS .........................................................................................19
INSTALLATION ........................................................................................23
EQUIPMENT PACKAGING .................................................................................................................23
CONNECT YOUR PHONE ..................................................................................................................24
FRONT VIEW ...............................................................................................................................24
BACK VIEW..................................................................................................................................25
SIDE VIEW ...................................................................................................................................26
SAFETY COMPLIANCES....................................................................................................................27
WARRANTY.........................................................................................................................................27
GETTING TO KNOW GXV3275 ...............................................................29
USE THE TOUCHSCREEN.................................................................................................................29
USE THE DESKTOP ...........................................................................................................................31
DESKTOP MENU .........................................................................................................................31
ADD APPLICATION SHORTCUT TO DESKTOP ........................................................................33
ADD WIDGET TO DESKTOP.......................................................................................................33
MANAGE DESKTOP ITEMS ........................................................................................................34
SET WALLPAPERS......................................................................................................................37
MANAGE RUNNING APPLICATIONS .........................................................................................38
IDLE SCREEN .....................................................................................................................................39
SWITCH IDLE SCREENS ............................................................................................................39

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SET UP IDLE SCREEN................................................................................................................39
USE THE STATUS BAR ......................................................................................................................41
NOTIFICATIONS IN STATUS BAR ..............................................................................................42
SYSTEM SETTINGS IN STATUS BAR ........................................................................................46
USE THE GXV3275 KEYS ..................................................................................................................47
KEYPAD SHORTCUT FUNCTIONS ............................................................................................47
USE THE ONSCREEN KEYBOARD...................................................................................................48
USE THE MESSAGE WAITING INDICATOR......................................................................................49
MAKE PHONE CALLS.............................................................................51
REGISTER SIP ACCOUNTS...............................................................................................................51
ACCOUNT STATUS .....................................................................................................................51
CONFIGURE SIP ACCOUNT.......................................................................................................52
SET PROGRAMMABLE KEYS ON UNREGISTERED ACCOUNT .............................................53
DIAL A NUMBER DIRECTLY...............................................................................................................53
REDIAL ................................................................................................................................................54
DIAL A NUMBER VIA CONTACT.........................................................................................................54
DIAL A NUMBER VIA CALL HISTORY ................................................................................................55
DIRECT IP CALL .................................................................................................................................56
ANSWER A CALL ................................................................................................................................58
SINGLE INCOMING CALL ...........................................................................................................58
MULTIPLE CALLS/CALL WAITING..............................................................................................60
CALL HOLD .........................................................................................................................................61
CALL RECORDING .............................................................................................................................61
MUTE ...................................................................................................................................................62
TURN ON VIDEO DURING AUDIO CALL...........................................................................................63
SWITCH AUDIO CHANNEL DURING CALL .......................................................................................64
CALL TRANSFER................................................................................................................................66
BLIND TRANSFER.......................................................................................................................66
AUTO-ATTENDED TRANSFER ...................................................................................................67
ATTENDED TRANSFER ..............................................................................................................69
6-WAY CONFERENCE........................................................................................................................70
INITIATE CONFERENCE .............................................................................................................70
REMOVE PARTY FROM CONFERENCE....................................................................................72
END CONFERENCE....................................................................................................................73
HOLD AND RESUME CONFERENCE ........................................................................................73
AUTO CONFERENCE MODE......................................................................................................73
MISSED CALL .....................................................................................................................................74
DND (DO NOT DISTURB)...................................................................................................................74
VOICEMAIL/MESSAGE WAITING INDICATION ................................................................................76
CALL FORWARD.................................................................................................................................76

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MULTI-PURPOSE KEYS .....................................................................................................................78
SHARED CALL APPEARANCE (SCA)................................................................................................80
CALL FEATURES ................................................................................................................................81
CONTACTS ..............................................................................................85
LOCAL CONTACTS.............................................................................................................................85
ADD SINGLE CONTACTS ...........................................................................................................86
IMPORT/EXPORT CONTACTS ...................................................................................................87
DOWNLOAD CONTACTS ............................................................................................................89
SEARCH CONTACTS ..................................................................................................................90
USE CONTACTS..........................................................................................................................91
MAKE A CALL TO CONTACTS ....................................................................................................91
SEND SMS MESSAGE TO CONTACTS .....................................................................................91
SELECT CONTACTS ...................................................................................................................91
ADD CONTACTS TO FAVORITES...............................................................................................92
EDIT CONTACTS .........................................................................................................................93
SEND CONTACTS TO DESKTOP SHORTCUT ..........................................................................93
SHARE CONTACTS VIA BLUETOOTH .......................................................................................94
ADD CONTACTS TO BLACKLIST ...............................................................................................94
ADD GROUP ................................................................................................................................94
CONTACTS STORAGE STATUS .................................................................................................95
ADD ACCOUNT TO SYNC UP CONTACTS .......................................................................................95
LDAP PHONEBOOK ...........................................................................................................................98
BOADRWORKS XSI CONTACTS .......................................................................................................98
BLACKLIST .............................................................................................99
BLOCK HISTORY................................................................................................................................99
RESTORE BLOCKED NUMBER .................................................................................................99
DELETE BLOCK HISTORY........................................................................................................100
EDIT BLACKLIST ..............................................................................................................................100
ADD BLACKLIST........................................................................................................................100
EDIT BLACKLIST .......................................................................................................................101
DELETE BLACKLIST .................................................................................................................102
BLACKLIST SETTINGS.....................................................................................................................102
CALL HISTORY .....................................................................................105
LOCAL CALL HISTORY.....................................................................................................................105
DIAL OUT FROM CALL HISTORY.............................................................................................106
CALL HISTORY OPTIONS.........................................................................................................106
DELETE CALL HISTORY ...........................................................................................................107
CALL HISTORY DETAILS ..........................................................................................................107

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BROADWORKS XSI CALL HISTORY...............................................................................................108
SMS........................................................................................................109
VIEW SMS .........................................................................................................................................109
CREATE NEW SMS ..........................................................................................................................110
DELETE SMS .....................................................................................................................................111
CALENDAR ...........................................................................................113
SIGN IN CALENDAR .........................................................................................................................113
VIEW CALENDAR ............................................................................................................................. 113
CREATE EVENT................................................................................................................................115
CALENDAR OPTIONS ......................................................................................................................116
EMAIL ....................................................................................................117
SIGN IN EMAIL.................................................................................................................................. 117
EMAIL OPTIONS ...............................................................................................................................120
SEND EMAIL ..............................................................................................................................120
SEARCH EMAIL .........................................................................................................................120
EMAIL FOLDERS .......................................................................................................................120
MULTIPLE EMAIL ACCOUNTS .................................................................................................121
GS MARKET ..........................................................................................123
VIEW APPS .......................................................................................................................................123
SEARCH APPS..................................................................................................................................123
DOWNLOAD AND INSTALL APPS....................................................................................................124
UPDATE APPS ..................................................................................................................................124
UNINSTALL APPS .............................................................................................................................125
TOOLS ...................................................................................................127
FILE MANAGER ................................................................................................................................127
COPY AND PASTE FILES..........................................................................................................127
MOVE FILES ..............................................................................................................................129
SEND FILES...............................................................................................................................130
DELETE FILES...........................................................................................................................132
RENAME A FILE.........................................................................................................................133
FTP SERVER.....................................................................................................................................134
RECORDER ......................................................................................................................................136
NORMAL RECORDER...............................................................................................................136
CALL RECORDER .....................................................................................................................138
DOWNLOADS ...................................................................................................................................139
IP LOCATION.....................................................................................................................................139

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DIAGNOSIS .......................................................................................................................................140
CAMERA................................................................................................143
TAKE PICTURE .................................................................................................................................143
RECORD VIDEO ...............................................................................................................................143
CAMERA SETTINGS.........................................................................................................................144
ANGLE ADJUSTMENT......................................................................................................................144
MULTIMEDIA .........................................................................................145
GALLERY...........................................................................................................................................145
MUSIC ...............................................................................................................................................147
PLAY MUSIC ..............................................................................................................................147
EDIT MUSIC ...............................................................................................................................149
SORT MUSIC .............................................................................................................................150
SEARCH MUSIC ........................................................................................................................150
CREATE PLAYLIST ....................................................................................................................150
EDIT PLAYLIST ..........................................................................................................................151
BROSWER ........................................................................................................................................151
RSS NEWS........................................................................................................................................154
ADD RSS WIDGET ....................................................................................................................154
USE RSS WIDGET.....................................................................................................................154
RSS WIDGET SETTINGS..........................................................................................................154
WEATHER .........................................................................................................................................155
ADD WEATHER WIDGET ..........................................................................................................155
USE WEATHER WIDGET ..........................................................................................................155
WEATHER SETTINGS ...............................................................................................................156
CONNECT TO NETWORK AND DEVICES............................................159
ETHERNET........................................................................................................................................159
WI-FI ..................................................................................................................................................159
TURN ON/OFF WI-FI .................................................................................................................159
ADD WI-FI NETWORKS.............................................................................................................160
BLUETOOTH .....................................................................................................................................161
TURN ON/OFF BLUETOOTH ....................................................................................................162
CHANGE BLUETOOTH DEVICE NAME ...................................................................................162
PAIR GXV3275 WITH A BLUETOOTH DEVICE ........................................................................162
UNPAIR A BLUETOOTH DEVICE..............................................................................................163
EHS HEADSET..................................................................................................................................163
USB....................................................................................................................................................164
SD CARD...........................................................................................................................................164
HDMI DEVICE ...................................................................................................................................165

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EXPERIENCING THE GXV3275 APPLICATION PHONE ......................167

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Table of Tables
GXV3275 User Guide
Table 1: GXV3275 Technical Specifications................................................................................................19
Table 2: GXV3275 Equipment Packaging...................................................................................................23
Table 3: GXV3275 Front View.....................................................................................................................24
Table 4: GXV3275 Back View .....................................................................................................................25
Table 5: GXV3275 Side View ......................................................................................................................26
Table 6: GXV3275 Status Bar Notification Icons ........................................................................................42
Table 7: GXV3275 Keys ..............................................................................................................................47
Table 8: GXV3275 MWI LED Status ...........................................................................................................50
Table 9: GXV3275 Feature Code ................................................................................................................81

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Table of Figures
GXV3275 User Guide
Figure 1: GXV3275 Front ............................................................................................................................24
Figure 2: GXV3275 Back View....................................................................................................................25
Figure 3: GXV3275 Side View ....................................................................................................................26
Figure 4: GXV3275 Default Home Screen..................................................................................................29
Figure 5: GXV3275 Onscreen Menu...........................................................................................................30
Figure 6: GXV3275 Finger Gestures on the Touch Screen ........................................................................30
Figure 7: GXV3275 Desktop Menu .............................................................................................................32
Figure 8: Add Application Shortcut to the Desktop .....................................................................................33
Figure 9: Add Widget to the Desktop ..........................................................................................................34
Figure 10: Open Clock Widget....................................................................................................................35
Figure 11: Resize Digital Clock Widget.......................................................................................................35
Figure 12: Move Clock Widget....................................................................................................................36
Figure 13: Remove Clock Widget ...............................................................................................................37
Figure 14 GXV3275 Choose Wallpaper......................................................................................................38
Figure 15 GXV3275 Recent Applications....................................................................................................38
Figure 16: GXV3275 Switch Idle Screens...................................................................................................39
Figure 17: Set up Home Idle Screen...........................................................................................................40
Figure 18: Delete Idle Screen .....................................................................................................................41
Figure 19: GXV3275 Top Status Bar...........................................................................................................41
Figure 20: GXV3275 Top Status Bar - Notification......................................................................................42
Figure 21: System Settings in Status Bar ...................................................................................................46
Figure 22: GXV3275 Keys ..........................................................................................................................47
Figure 23: GXV3275 Onscreen Keyboard - English Keyboard...................................................................48
Figure 24: GXV3275 Onscreen Keyboard - Lowercase and Uppercase ....................................................48
Figure 25: English Keyboard - Number and Symbols.................................................................................49
Figure 26: English Keyboard - More Symbols ............................................................................................49
Figure 27: GXV3275 Account Widget .........................................................................................................51
Figure 28: GXV3275 Dial Screen................................................................................................................52
Figure 29: GXV3275 Programmable Keys..................................................................................................53
Figure 30 GXV3275 View Contacts ............................................................................................................55
Figure 31 GXV3275 Call History .................................................................................................................56
Figure 32 Direct IP Call ...............................................................................................................................57
Figure 33: Single Incoming Call - Audio......................................................................................................58
Figure 34: Single Incoming Call - Video......................................................................................................59
Figure 35: Single Incoming Call – Preview-1..............................................................................................59
Figure 36: Single Incoming Call – Preview-2..............................................................................................60
Figure 37: Call Waiting................................................................................................................................61
Figure 38: Call On Hold...............................................................................................................................61

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Figure 39: GXV3275 Call Recording...........................................................................................................62
Figure 40: GXV3275 Call Mute ...................................................................................................................62
Figure 41: Turn on Video during Audio Call ................................................................................................63
Figure 42: Accept Video during Audio Call..................................................................................................64
Figure 43: Switch Audio Channel during Call 1...........................................................................................65
Figure 44: Switch Audio Channel during Call 2...........................................................................................65
Figure 45: Blind Transfer.............................................................................................................................66
Figure 46: Auto Attended Transfer ..............................................................................................................67
Figure 47: Auto Attended Transfer - Transferring........................................................................................68
Figure 48: Auto Attended Transfer - Split ....................................................................................................68
Figure 49: Attended Transfer.......................................................................................................................69
Figure 50: GXV3275 Conference Screen ...................................................................................................70
Figure 51: GXV3275 Conference - Add New Call to the Conference .........................................................71
Figure 52: GXV3275 Conference - Add Existing Call to Conference .........................................................71
Figure 53: 3-way Conference Call Established...........................................................................................72
Figure 54: GXV3275 Conference - Remove Party from Conference..........................................................73
Figure 55: Missed Call Screen ....................................................................................................................74
Figure 56: Enable/Disable DND ..................................................................................................................75
Figure 57: Retrieve Voicemail .....................................................................................................................76
Figure 58: Call Forward - Unconditional .....................................................................................................77
Figure 59: Call Forward - Time Based ........................................................................................................77
Figure 60: Call Forward - Busy/No Answer.................................................................................................78
Figure 61: GXV3275 MPK APP - Add Number ...........................................................................................78
Figure 62: GXV3275 MPK APP - Add Number from Contacts....................................................................79
Figure 63: GXV3275 MPK APP - Number List............................................................................................79
Figure 64: GXV3275 SCA Settings on LCD................................................................................................80
Figure 65: GXV3275 SCA Settings on Web UI ...........................................................................................81
Figure 66: GXV3275 Contacts ....................................................................................................................85
Figure 67: GXV3275 Local Contacts ..........................................................................................................86
Figure 68: GXV3275 Contacts - Add New Contact.....................................................................................87
Figure 69: GXV3275 Contacts - Import Contacts .......................................................................................88
Figure 70: GXV3275 Contacts - Export Contacts .......................................................................................89
Figure 71: GXV3275 Contacts - Download Contacts .................................................................................90
Figure 72: GXV3275 Contacts - Search Contacts ......................................................................................91
Figure 73: GXV3275 Contacts - Select Contacts........................................................................................92
Figure 74: GXV3275 Contacts - Contacts Options .....................................................................................92
Figure 75: Add Contacts to Favorites..........................................................................................................93
Figure 76: GXV3275 Contacts - Add New Group .......................................................................................94
Figure 77: GXV3275 Contacts - Storage Status.........................................................................................95
Figure 78: GXV3275 Contacts Options- Account........................................................................................96
Figure 79: Add Account to Sync up in Contact ...........................................................................................97

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Figure 80: Add Google Account to Sync up in Contact...............................................................................97
Figure 81: Sign in Google Account .............................................................................................................98
Figure 82: Restore Blocked Number...........................................................................................................99
Figure 83: GXV3275 Blacklist - Add Blacklist ...........................................................................................100
Figure 84: Manually Add Number to Blacklist ...........................................................................................101
Figure 85: Edit Entry from Blacklist...........................................................................................................102
Figure 86: Blacklist Settings......................................................................................................................103
Figure 87: GXV3275 Call History ..............................................................................................................105
Figure 88: GXV3275 Call History - Options ..............................................................................................106
Figure 89: GXV3275 Call History - Details................................................................................................107
Figure 90: GXV3275 SMS Message.........................................................................................................109
Figure 91: View SMS Dialog ..................................................................................................................... 110
Figure 92: Create New Message ..............................................................................................................110
Figure 93: Sign In Calendar with Google Account .................................................................................... 113
Figure 94: View Calendar.......................................................................................................................... 114
Figure 95: View Calendar by Month..........................................................................................................114
Figure 96: View Calendar by Day .............................................................................................................115
Figure 97: Create Event ............................................................................................................................115
Figure 98: Sign in Email ............................................................................................................................117
Figure 99: Select Email Account Type ......................................................................................................118
Figure 100: Email Account Type - POP3 .................................................................................................. 118
Figure 101: Email Account Type - IMAP ...................................................................................................119
Figure 102: Email Account Type - EXCHANGE........................................................................................ 119
Figure 103: Email Account Settings ..........................................................................................................120
Figure 104: Multiple Email Accounts .........................................................................................................121
Figure 105: GXV3275 GS Market .............................................................................................................123
Figure 106: GXV3275 GS Market - Downloaded Applications .................................................................124
Figure 107: GXV3275 GS Market - Installed Applications ........................................................................125
Figure 108: GXV3275 GS Market - Uninstall Applications........................................................................125
Figure 109: GXV3275 File Manager - Select File .....................................................................................127
Figure 110: File Manager Root Directory ..................................................................................................128
Figure 111: Paste File................................................................................................................................128
Figure 112: GXV3275 File Manager - Select File .....................................................................................129
Figure 113: File Manager Root Directory ..................................................................................................130
Figure 114: Paste File ...............................................................................................................................130
Figure 115: GXV3275 File Manager - Options..........................................................................................131
Figure 116: GXV3275 File Manager - Select Application to Send File .....................................................132
Figure 117: Delete File(s) via File Manager ..............................................................................................133
Figure 118: Rename File...........................................................................................................................134
Figure 119: FTP Server - Start ..................................................................................................................135
Figure 120: FTP Server - Stop..................................................................................................................135

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Figure 121: FTP Server - Settings ............................................................................................................136
Figure 122: Normal Recorder....................................................................................................................137
Figure 123: Normal Recorder - Start Recording .......................................................................................137
Figure 124: Normal Recorder - End Recording ........................................................................................138
Figure 125: Call Recorder .........................................................................................................................138
Figure 126: Downloads .............................................................................................................................139
Figure 127: GXV3275 Location.................................................................................................................140
Figure 128: GXV3275 Diagnosis ..............................................................................................................141
Figure 129: GXV3275 Camera..................................................................................................................143
Figure 130: GXV3275 Camera Settings ...................................................................................................144
Figure 131: GXV3275 Gallery ...................................................................................................................145
Figure 132: GXV3275 Gallery - Edit Picture .............................................................................................146
Figure 133: GXV3275 Gallery - Picture Options .......................................................................................147
Figure 134: GXV3275 Music - Refresh Music List....................................................................................148
Figure 135: GXV3275 Music - Play a Song ..............................................................................................148
Figure 136: GXV3275 Music - Options .....................................................................................................149
Figure 137: GXV3275 Music - Sort Songs................................................................................................150
Figure 138: GXV3275 Music - Create Playlist ..........................................................................................151
Figure 139: GXV3275 Web Browser.........................................................................................................152
Figure 140: GXV3275 Browser Menu Options..........................................................................................152
Figure 141: Open New Window in Browser ..............................................................................................153
Figure 142: GXV3275 Web Browser-Bookmarks .....................................................................................153
Figure 143: GXV3275 RSS News.............................................................................................................154
Figure 144: GXV3275 RSS News Settings...............................................................................................155
Figure 145: GXV3275 Weather.................................................................................................................156
Figure 146: GXV3275 Weather Settings...................................................................................................156
Figure 147: GXV3275 Weather Update Settings ......................................................................................157
Figure 148: GXV3275 Connect to Wi-Fi ...................................................................................................160
Figure 149: GXV3275 Connect to Wi-Fi-Show Advanced Options...........................................................161
Figure 150: GXV3275 Bluetooth - Paired Device .....................................................................................163
Figure 151: USB Storage Device Connected to GXV3275.......................................................................164
Figure 152: Settings->Display->HDMI ......................................................................................................165
Figure 153: Settings->Display->HDMI Display Settings ...........................................................................166

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DOCUMENT PURPOSE
This User Guide describes the basic concept and tasks necessary to use and configure your GXV3275.
This document covers the topics of phone installation, making basic calls, using phone's built-in
applications and basic features. To learn more advanced features and configurations, please visit link
http://www.grandstream.com/support to download the latest "GXV3275 Administration Guide".

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GNU GPL INFORMATION
GXV3275 firmware contains third-party software licensed under the GNU General Public License (GPL).
Grandstream uses software under the specific terms of the GPL. Please see the GNU General Public
License (GPL) for the exact terms and conditions of the license.
Grandstream GNU GPL related source code can be downloaded from Grandstream web site from:
http://www.grandstream.com/support/faq/gnu_gpl.

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CHANGE LOG
This section documents significant changes from previous versions of GXV3275 user manuals. Only
major new features or major document updates are listed here. Minor updates for corrections or editing
are not documented here.
FIRMWARE VERSION 1.0.3.6
Add WiFi Static IP and PPPoE Setting [ADD WI-FI NETWORKS]
Add Set Programmable Keys On Unregistered Account [SET PROGRAMMABLE KEYS ON
UNREGISTERED ACCOUNT]
FIRMWARE VERSION 1.0.1.54
Added support for BroadWorks Xsi Contacts [BOADRWORKS XSI CONTACTS]
Added support for BroadWorks Xsi Call History [BROADWORKS XSI CALL HISTORY]
Added Preview for video calls [SINGLE INCOMING CALL]
FIRMWARE VERSION 1.0.1.39
Updated screenshots
FIRMWARE VERSION 1.0.1.29
This is the initial version.

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WELCOME
Thank you for purchasing Grandstream GXV3275 IP Multimedia Phone for AndroidTM. The powerful
GXV3275 combines a comprehensive 6-line IP video phone, a multi-platform video conferencing solution
and the user experience of an Android tablet to offer an all-in-one voice, video, data, and mobility solution.
The GXV3275 is a 6-line IP multimedia phone with a 7” capacitive touchscreen that runs on Android™ OS
version 4.2, offering access to the hundreds of thousands of Android apps in the Google Play Store -
including business productivity apps such as Skype™, Microsoft Lync™, Salesforce1™, and
GoToMeeting™. The phone features dual Gigabit ports, HD audio and HD video, a built-in web browser,
integrated Wi-Fi (802.11b/g/n) for network flexibility, PoE, and a tiltable CMOS camera. The GXV3275’s
integrated Bluetooth allows users to sync calendars and contacts between their mobile phone and the
GXV3275, use hands-free Bluetooth headsets and to transfer calls between the GXV3275 and their
mobile phone. By combining a state-of-the-art IP phone, an advanced video conferencing solution, and
the functionality of a tablet, businesses throughout the world can now use the GXV3275 for all
communication and productivity needs.
Caution:
Changes or modifications to this product not expressly approved by Grandstream, or operation of this
product in any way other than as detailed by this User Manual, could void your manufacturer warranty.
Warning:
Please do not use a different power adaptor with the GXV3275 as it may cause damage to the products
and void the manufacturer warranty.
This document is subject to change without notice. The latest electronic version of this user manual is
available for download here:
http://www.grandstream.com/support
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for
any purpose without the express written permission of Grandstream Networks, Inc. is not permitted.

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FCC Caution:
Any Changes or modifications not expressly approved by the party responsible for compliance could void
the user's authority to operate the equipment. This device complies with part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) This device may not cause harmful interference,
and (2) this device must accept any interference received, including interference that may cause
undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment generates uses and can radiate radio
frequency energy and, if not installed and used in accordance with the instructions, may cause harmful
interference to radio communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or television reception,
which can be determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
RF Exposure Information (SAR)
This device is designed and manufactured not to be exceeded the emission limits for exposure to radio
frequency RF energy set by the Federal Communications Commission of the United States. The
exposure standard for wireless devices employing a unit of measurement is known as the Specific
Absorption Rate (SAR), and the SAR limit set by FCC is 1.6 W/kg.
This device is complied with SAR for general population/uncontrolled exposure limits in ANSI/IEEE
C95.1-1992, and has been tested in accordance with the measurement methods and procedures
specified in OET Bulletin 65 Supplement C. This device has been tested, and meets the FCC RF
exposure guidelines when tested with the device directly contacted to the body. RF exposure compliance
with anybody-worn accessory, which contains metal, was not tested and certified, and use such body-
worn accessory should be avoided.
Changes or modifications not expressly approved by the party responsible for compliance could void the
user’s authority to operate the equipment.
Hereby，Grandstream declares that this device is in compliance with the essential requirements and
other relevant provisions of Directive 1999/5/EC.

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