OCB OCB-GT-06 User manual

USER’S MANUAL
OCB-GT-06
GPS Personal Tracker
V6.3

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Contents
1.Product Overview ...................................................................................................................................................................................... - 3 -
2.For Your Safety........................................................................................................................................................................................... - 3 -
3.OCB-GT-06 Characteristics ......................................................................................................................................................................- 4 -
4.Getting Started...........................................................................................................................................................................................- 4 -
4.1 Hardware and Accessories ............................................................................................................................................................ - 4 -
4.2 View ................................................................................................................................................................................................- 5 -
4.3 Functional Parts..............................................................................................................................................................................- 5 -
4.4 First Use .......................................................................................................................................................................................... - 6 -
5. Change Password......................................................................................................................................................................................- 7 -
6. Time Zone ................................................................................................................................................................................................. - 7 -
7. Track...........................................................................................................................................................................................................- 7 -
7.1 Track by SMS...................................................................................................................................................................................- 7 -
7.2 Track by Calling...............................................................................................................................................................................- 8 -
7.3 Track by Preset Interval.................................................................................................................................................................. - 8 -
7.4 Google Earth and Google Map......................................................................................................................................................- 8 -
7.5 Track by OCB-GPS-SERVER-01/OCB-GPS-SERVER-02 .....................................................................................................................- 9 -
7.6 Track by GPRS (Meiligao Protocol) between Server and Tracker ................................................................................................- 9 -
7.6.1 Set Tracker’s GPRS ID.......................................................................................................................................................... - 9 -
7.6.2 Set APN..............................................................................................................................................................................- 10 -
7.6.3 Set IP and Port ..................................................................................................................................................................- 10 -
7.6.4 Set DNS Server IP (optional) ............................................................................................................................................- 10 -
7.6.5 Enable GPRS Tracking .......................................................................................................................................................- 10 -
7.6.6 Set GPRS Interval ..............................................................................................................................................................- 10 -
7.7 Track by GpsGate..........................................................................................................................................................................- 11 -
8. Authorization ..........................................................................................................................................................................................- 11 -
9. Call Function ...........................................................................................................................................................................................- 11 -
9.1 Receiving Phone Call ....................................................................................................................................................................- 11 -
9.2 Making Phone Call .......................................................................................................................................................................- 12 -
9.3 Volume Adjustment .....................................................................................................................................................................- 12 -
10. Low Battery Alarm................................................................................................................................................................................- 12 -
11. Speeding Alarm.....................................................................................................................................................................................- 12 -
12. Movement/Geo-fence..........................................................................................................................................................................- 12 -
12.1 Movement Alarm .......................................................................................................................................................................- 12 -
12.2 Geo-fence Alarm ........................................................................................................................................................................- 13 -
13. Listen-in (Voice Monitoring) ................................................................................................................................................................- 13 -
14. Heartbeat..............................................................................................................................................................................................- 14 -
15. Power Down..........................................................................................................................................................................................- 14 -
16. Initialization ..........................................................................................................................................................................................- 14 -
17. Password Initialization..........................................................................................................................................................................- 14 -
18. Parameter Editor ..................................................................................................................................................................................- 15 -
19. Copyright and Disclaimer.....................................................................................................................................................................- 15 -
Annex 1. SMS Command List .....................................................................................................................................................................- 15 -
Annex 2. Troubleshooting ..........................................................................................................................................................................- 20 -
Contacts.......................................................................................................................................................................................................- 21 -

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1.Product Overview
The OCB-GT-06 is a GPS/GPRS based personal tracking device, which is compact and easy
to use.
OCB-GT-06 has inbuilt GPS module to obtain accurate position data and utilizes its GSM capability to send
the position data to a specified mobile phone or server base to allow users to monitor people or pets using
the tracker.
One unique feature of OCB-GT-06 is the inbuilt microphone and loudspeaker that supports two way voice
communications like a mobile phone and can be activated either by the guardian calling the tracker or the
tracker holder activating the SOS button. The tracker can be configured to report its location to the server
base or mobile phone at preset intervals.
OCB-GT-06 has the following functions and
features:
SMS and GPRS TCP/UDP Communication (Nodac Protocol)
Track on demand
Show location directly on mobile phone
Track by time interval
Two-way audio
Listen-in (voice monitoring)
Inbuilt motion sensor for power saving
SOS panic button
Movement alarm
Geo-fencing control
Low battery alarm
Speeding alarm
GPS blind area alarm
Three buttons for making phone call and/or sending message
2.For Your Safety
Read these simple guidelines. Not following them may be dangerous or illegal.
Switch on safely
Do not switch on OCB-GT-06 when wireless phone use is prohibited or when it
may
cause interference or danger.
Switch off in hospitals
Follow any restrictions. Switch OCB-GT-06 off near medical equipment.
Switch off in aircraft
Follow any restrictions. Wireless devices can cause interference in aircraft.
Switch off when refueling
Do not use OCB-GT-06 when at a refueling point. Do not use near
fuels or
chemicals.
Switch off near blasting
Follow any restrictions. Do not use OCB-GT-06 when blasting is in progress.

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Qualified service
Only qualified personnel can repair OCB-GT-06.
Water resistance
OCB-GT-06 is not fully water resistant. Keep it dry. Use waterproof
bag if

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necessary.
3.OCB-GT-06 Characteristics
Items
Specification
Charging Voltage
DC 4.2-5.5V/400mA (Mini USB port)
Internal Battery
Rechargeable and removable 950 mAh battery (3.7V)
Dimension
78 mm × 45 mm × 21 mm (14mm)
Weight
70g (with battery)
Operating temperature
-20° to 55° C
Humidity
5% to 95% Non-condensing
GSM module
Quad Band GSM 850/900/1800/1900Mhz
GPS Chipset
latest GPS SIRF-Star III chipset
GPS Sensitivity
-158Db
GPS Frequency
L1, 1575.42 MHz
C/A Code
1.023 MHz chip rate
Channels
20 channel all-in-view tracking
Position Accuracy
10 meters, 2D RMS
Velocity Accuracy
0.1 m/s
Time Accuracy
1 us synchronized to GPS time
Default datum
WGS-84
Reacquisition
0.1 sec., average
Hot start
1 sec., average
Warm start
38 sec., average
Cold start
42 sec., average
Altitude Limit
18,000 meters (60,000 feet) max.
Velocity Limit
515 meters/second (1000 knots) max.
Acceleration Limit
Less than 4g
Jerk Limit
20 m/sec
Work time
50 hours in power-saving mode and 10 hours in normal working mode
LED
3 LEDs to show power, GPS, GSM and other status.
Button
3 buttons(SOS/B/C) for making phone calls and sending SMS
4.Getting Started
This section will describe how to set up your OCB-GT-06.
4.1 Hardware and Accessories
OCB-GT-06 is supplied in a box which includes:

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OCB-GT-06 Battery Wall Charger Car Charger USB Cable CD
4.2 View
Front View Side View Back View
4.3 Functional Parts
Your OCB-GT-06 has four buttons and three LEDs with three different colors to indicate the status of the
unit.
Red LED - indicating battery status
Off
Power is off or charging is complete
Flashing (every 0.1 second)
Low battery
On
Charging
Flashing (1 second on and 2 seconds off)
Working
Blue LED - indicating GPS status
On
One button is being pressed
Flashing ( every 0.1 second)
The unit is being initialized
Flashing (0.1 second on and 2.9 seconds off)
OCB-GT-06 has a GPS fix
Flashing (1 second on and 2 seconds off)
OCB-GT-06 has no GPS fix
Green LED - indicating GSM status

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On
One call is coming in / one call is being made
Flashing ( every 0.1 second)
The unit is being initialized
Flashing (0.1 second on and 2.9 seconds off)
OCB-GT-06 is connected to the GSM network
Flashing (1 second on and 2 seconds off)
OCB-GT-06 is not connected to the GSM network
Buttons
Power On/Off Button
Press and hold it for 3-5 seconds to turn on/off OCB-GT-06
SOS Button
To make a phone call and/or send an SMS to the preauthorized phone
number.
Press it to receive an incoming call.
Press it to increase volume during conversation.
Call B
To make a phone call and/or send an SMS to the preauthorized phone
number.
Press it to reject a call, cancel calling or complete a conversation.
Call C
To make a phone call and/or send an SMS to the preauthorized phone
number.
Press it to decrease volume during conversation.
Other Connectors
Mini USB
Used for charging, firmware update and configuration on PC. (USB Data
Cable or USB-to-Serial Adaptor is required for firmware update and
configuration)
Lanyard Loop
For connecting lanyard.
4.4 First Use
Please read this manual before using your OCB-GT-06.
4.4.1 Ensure that your OCB-GT-06 has a working SIM
installed.
- Check that the SIM has not run out of credit (Test the SIM in a
phone to make sure it can send and receive SMS)
- Check that the SIM Lock code is turned off
- If you require the function of sending an SMS location report to
the authorized phone number when it makes a call to the OCB-
GT-06, please make sure the SIM installed supports displaying
caller ID.
4.4.2 Put the battery in OCB-GT-06 and charge the tracker for at
least 3 hours in power-off status using the wall charger or car
charger. Or you can connect the tracker directly to computer by
USB for charging. Red light is on during charging and is off when
charging is complete.
4.4.3 Press and hold the Power On/Off button for 3-5 seconds to
activate OCB-GT-06 and it will then enter standby mode. It is
suggested that you be in an outer place where it can receive better
GPS when you turn on the device.

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Check that the Red LED (Battery) is flashing 1 second on and 2
seconds off.
Check that the Green LED (GSM) is flashing 0.1 second on and 2.9
seconds off.
Check that the Blue LED (GPS) is flashing 0.1 second on and for 2.9
seconds off.
5. Change Password
Command: W******,001,######
Description: Change user’s password.
Note:
1. ****** is user’s password and the default password is 000000. The tracker will only accept commands
from a user with the correct password. Commands with wrong password will be ignored.
2. ###### is the new password. Password should be 6 digits.
Example:
W000000,001,123456
W123456,001,999999
6. Time Zone
Command: W******,032,T
Description: Correct time into your local time
Note:
1. Default time of the tracker is GMT
2. This correction is applied to location reports by SMS and SMS alarms.
T=0, to turn off this function.
T=[-32768,32767] to set time difference in minute to GMT.
For those ahead of GMT, just input the time difference in minute directly. For example, GMT+8,
W000000,032,480
‘-‘is required for those behind GMT. For example, W000000,032,-120.
Example:
W000000,032,480
W000000,032,-120
7. Track
7.1 Track by SMS
- Track on Demand - Reply with longitude, latitude, speed and date
Command: W******,000
Description: Get the current location of the tracker, send this SMS or make a telephone call directly to the
tracker and it will report its longitude and latitude by SMS with format as follows:-

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Latitude = 22 32 36.63N Longitude = 114 04 57.37E, Speed = 2.6854Km/h, 2008-12-24,01:50
Example: W000000,000
- Track on Demand - Reply with a link to Google Map
Command: W******,100
Description: Send this command to the tracker and then you receive an SMS with an http link. Click on the
link then the location can be shown directly on Google Map on your mobile phone. For example:
http://maps.google.com/maps?f=q&hl=en&q=22.540103,114.082329&ie=UTF8&z=16&iwloc=addr&om=1
Notes: Only smart phones and PDA support this function.
Example:
W000000,100
7.2 Track by Calling
Make a missed call to the tracker and it will report its longitude and latitude by SMS with format as follows:-
Latitude = 22 32 36.63N Longitude = 114 04 57.37E, Speed = 2.6854Km/h, 2008-12-24,01:50
7.3 Track by Preset Interval
Command: W******,002,XXX
Description: Set an interval for the tracker to continuously return its location by SMS
Note:
1. XXX is the interval in minute.
2. If XXX=000 to turn off tracking by time
Example:
W000000,002,030
The tracker will send location data back to your mobile phone every 30 minutes.
7.4 Google Earth and Google Map
Download Google Earth from http://earth.google.com/.
Start Google Earth (For more information about Google Earth please refer to http://earth.google.com/) or
go to http://maps.google.com in your Internet Explorer
Input the latitude and longitude that you receive from the tracker by SMS and click the search button.
Google Earth or Google Maps will display the location for you. Example:
When you receive: Latitude = 22 32 40.05N Longitude = 114 04 57.74E
Type as the following picture shows:

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(Note: you should input the latitude and longitude as: 22 32 40.05N 114 04 57.74E)
And then you can find the location of your tracker:
Or you can use local map software on PDA or car navigation device to input the coordinates.
7.5 Track by OCB-GPS-SERVER-01/OCB-GPS-SERVER-02
If you have bought our GPS Tracking Software OCB-GPS-SERVER-01 or OCB-GPS-SERVER-02, after
proper configuration, you can do tracking on OCB-GPS-SERVER-01/OCB-GPS-SERVER-02.
Please refer to OCB-GPS-SERVER-01/OCB-GPS-SERVER-02 User Guide for more information.
7.6 Track by GPRS (Meiligao Protocol) between Server and Tracker
7.6.1 Set Tracker’s GPRS ID
Command: W******,010,ID
Description: Set a digital GPRS ID for the tracker.
Note: GPRS ID must not over 14 digits.
Example:
W000000,010,00001

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7.6.2 Set APN
Command: W******,011,APN,Username,Password
Description: Set APN details for the tracker
Note:
1. APN username and password are optional. If no APN username and password are required, just input APN
only;
2. APN defaulted as ‘CMNET’;
3. APN + username + password should not over 39 characters.
Example:
W000000,011,CMNET,Meiligao,6688
W000000,011,CMNET
7.6.3 Set IP and Port
Command: W******,012,IP,Port
Description: Set IP and Port for tracker for GPRS communication.
Note:
1. IP is your server’s IP or the domain name.
2. Port: [1,65534]
Example:
W000000,012, 220.121.7.89,8500
W000000,012,www.meiligao.net,8500
7.6.4 Set DNS Server IP (optional)
Command: W******,009,DNS Server IP
Description: In case the domain name you set by the last command (W******,012,IP, Port) doesn’t work,
which means your server IP is not properly set. You can first use this command to set DNS Server IP (please
check with your DNS server provider for the DNS Server IP) and then redo the command W******,012,IP,
Port.
Example: W000000,009,220.23.4.90
7.6.5 Enable GPRS Tracking
Command: W******,013,X
Description: Enable GPRS tracking function.
Note:
X=0, to turn off GPRS tracking (default);
X=1, to enable GPRS tracking via TCP
X=2, to enable GPRS tracking via UDP
Example: W000000,013,1
7.6.6 Set GPRS Interval
Command: W******,014,XXXXX
Description: Set time interval for sending GPRS packets.
Note:
XXXXX should be in five digits and in unit of 10 seconds.

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XXXXX=00000, to turn off this function;
XXXXX=00001~65535, time interval for sending GPRS packet and in unit of 10 seconds.
In this example, the tracker will send every 600 seconds (10 minutes).
Example: W000000,014,00060
The tracker will send every 600 seconds (10 minutes).
For more information regarding GPRS tracking please refer to <GPRS Communication Protocol>
7.7 Track by GpsGate
The OCB-GT-06 supports GpsGate Software.
Please contact us or GpsGate for more information of settings.
8. Authorization
Command: W******,003,F,P,T1 or W******,003,F,P,T1,T2 (optional)
Description: Authorize phone numbers for the buttons/inputs for receiving location reports or SMS alarms
or phone calls
Note:
F=0, to turn off this function; (default)
F=1, only sends SMS to the authorized phone number;
F=2, only calls the authorized phone number;
F=3, both SMS and calling.
P=1, set an authorized number for SOS button (Input 1);
P=2, set an authorized number for B button (Input 2);
P=3, set an authorized number for C button (Input 3).
T1: Preset phone number. Max.16 digits.
If you need to set different numbers for receiving SMS and phone call, you can then use
W******,003,F,P,T1,T2, In this case T1 is the phone number for receiving SMS and T2 for receiving phone
call.
Example:
W000000,003,3,1,88888888
W000000,003,3,1,88888888,99999999
9. Call Function
Based on OCB-GT-06’s inbuilt loudspeaker and microphone, you can use OCB-GT-06 to make or receive
phone calls.
9.1 Receiving Phone Call
Use your phone or mobile phone to call the tracker, the green LED will be on and you hear beeps produced
by the tracker. Press SOS button to receive the incoming call or press Call B button to reject the call.

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9.2 Making Phone Call
After you have authorized phone numbers for SOS/Call B/Call C button, you can press one of these buttons
to make a call to the preset phone number.
Press Call B button to cancel a calling or to end a conversation.
9.3 Volume Adjustment
During a conversation, press SOS button to increase the volume or press Call C button to decrease the
volume.
10. Low Battery Alarm
Command: W******,004,X
Description: When the tracker’s voltage is lower than the preset value, it will send an SMS alarm to the
authorized phone number for SOS.
Note:
X is the preset value of voltage.
=0 , to turn off this function
=1, <3.3V
=2 , <3.4V
=3 , <3.5V (default)
=4 , <3.6V
=5 , <3.7V
Example: W000000,004,2
11. Speeding Alarm
Command: W******,005,XX
Description: Turn on speeding alarm. When the tracker speeds higher than the preset value, it will send an
SMS to the phone number for SOS.
Note:
XX is the preset value of speed and in 2 digits.
=00 , to turn off this function
=[01, 20] (unit: 10Km/h)
Example: W000000,005,08
When the tracker’s speed is over 80km/h, an SMS alarm will be sent out.
12. Movement/Geo-fence
12.1 Movement Alarm
Command: W******,006,XX
Description: When the tracker moves out of a preset square scope, it will send an SMS alarm to the
authorized phone number for SOS.
Note: XX is the preset distance to the tracker’s original place =00, to turn off this function

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=01, 30m
=02, 50m
=03, 100m
=04, 200m
=05, 300m
=06, 500m
=07, 1000m
=08, 2000m
Example: W000000,006,06
When tracker moves out of this square scope, it will send out an SMS alarm.
12.2 Geo-fence Alarm
Command: W******,017,X or W******,117,X
Description: Turn on Geo-fencing alarm. When the tracker moves in/out the preset scope, it will send an
SMS alarm to the authorized phone number for SOS.
Note:
1. 017 is for alarm when tracker moves out the preset scope;
2. 117 is for alarm when tracker moves in.
3. X is the coordinates which include: Lower-left X,Lower-left Y,Upper-right X,Upper-right Y
4. Lower-left X should be less than Upper-right X;
5. All longitudes and latitudes should be in ASCII format as follows:-
Longitude: DDDMM.MMMM,E/W. 4 places of decimal. ‘0’ is needed to be stuffed if no value available.
Latitude: DDMM.MMMM,N/S. 4 places of decimal. ‘0’ is needed to be stuffed if no value available;
6. Send W******,006,00 to turn off Geo-fence function.
Example:
W000000,017,11404.0000,E,2232.0010,N,11505.1234,E,2333.5678,N
W000000,117,11404.0000,E,2232.0010,N,11505.1234,E,2333.5678,N
Remarks:
1. Only one alarm can be set in either In or Out;
2. Only one alarm can be set in either Movement Alarm or Geo-fence Alarm.
13. Listen-in (Voice Monitoring)
Command: W******,030,T
Description: Authorize a phone number to make a silence call to the tracker, the track answers the call
automatically and allows the caller to listen to what happens around the tracker. There is no voice indication
that the call is in progress
Note:
1. T is the telephone number for wiretapping and max. 16 digits
2. Calls from unauthorized number are treated as normal incoming calls and indicated by beeps.
Example:
W000000,030,88888888

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14. Heartbeat
Command: W******,015,data
Description: Set an interval for heartbeat.
Note:
data is the interval in unit of minute
data=0, to turn off this function;
data=1~65535, set interval for heartbeat.
Example:
W000000,015,10
In this example, the tracker will send heartbeat every 10 minutes.
15. Power Down
Command: W******,026,XX
Description: Make the tracker into power down mode when it is inactive or immobile for a period of time.
In Power Down states, GPS stops working and GSM enters sleep and stop sending out message until it is
activated by message, incoming calls or movement or triggered by three buttons.
Note:
XX=00, to turn off this function.
XX=01~99, to turn on Power Down after a specified period of being inactive (or stationary). It is in unit of
minute.
Example: W000000,026,10
The tracker will enter power down mode after it is inactive (or stationary) for 10 minutes.
16. Initialization
Command: W******,990,099###
Description: This is to make all settings (except for the password) back to factory default.
Note: Turn on the device, press the SOS button for five times continuously and the red LED will be on, and
then send (within 120 seconds) this SMS to the tracker.
### is the ending character and is required in the text message.
Example: W000000,990,099###
17. Password Initialization
Command: W888888,999,666
Description: This is to make the password back to factory default in case you forget your password.
Notes: Turn on the tracker, press the SOS button for five times continuously and the red LED will be on, and
then send this SMS (within 120 seconds) to the tracker to make the password back to factory default

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Description
SMS Command
Example
Track on Demand
W******,000
W000000,000
Remarks: To get the current location of the tracker, send this SMS or make a telephone call directly to the tracker and it will
report its longitude and latitude by SMS with format as follows:-
Latitude = 22 32 36.63N Longitude = 114 04 57.37E, Speed = 2.6854Km/h, 2008-12-24,01:50
Track on Demand
W******,100
W000000,100
(000000).
Example: W888888,999,666
For more details regarding SMS commands, please go to Annex 1 Command List.
18. Parameter Editor
The tracker can be configured by computer using the Parameter Editor.
GPS Tracker Parameter Editor V1.39
Please refer to <GPS Tracker Parameter Editor> for more information.
19. Copyright and Disclaimer
© Shenzhen Meiligao Electronics Co., Ltd. All rights reserved.
The information contained herein may be changed at any time without prior notification. This manual nor
any parts thereof may not be reproduced for any purpose whatsoever without the express written consent
of Meiligao, nor transmitted in any form either electronically or mechanically, including photocopying and
recording.
In no event shall Meiligao be liable for direct, indirect, special, incidental, or consequential damages
(including but not limited to economic loss, such as loss of profits, loss of use of profits, loss of business or
business interruption, loss of revenue, loss of goodwill or loss of anticipated savings) arising out of the use
or inability to use the product or documentation, even if advised of the possibility of such damages.
Annex 1. SMS Command List
Note: ****** is user’s password and the default password is 000000. The tracker will only accept
commands from a user with the correct password. Commands with wrong password will be ignored.

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-Google Link
Remarks: Send this command to the tracker and then you receive an SMS with an http link. Click on the link then the location
can be shown directly on Google Map on your mobile phone. For example:
http://maps.google.com/maps?f=q&hl=en&q=22.540103,114.082329&ie=UTF8&z=16&iwloc=addr&om=1
(Note: Only smart phones and PDA support this function.)
Change Password
W******,001,######
W000000,001,123456
Remarks: To change user’s password. ###### is the new password. Password should be 6 digits.
Track by Interval
W******,002,XXX
W000000,002,030
Remarks: To set interval for automatic timed report.
XXX is the interval in minute. If XXX=000 to turn off tracking by time.
In this example, the tracker will send location data back to your mobile phone every 30 minutes.
Authorization
W******,003,F,P,T1
(W******,003,F,P,T1,T2)
W000000,003,3,1,88888888
W000000,003,3,1,88888888,99999999
Remarks: To authorize phone numbers for the buttons/inputs for receiving location reports or SMS alarms or phone calls.
F=0, to turn off this function; (default)
F=1, only send SMS to the authorized phone number;
F=2, only call the authorized phone number;
F=3, both SMS and calling
P=1, set an authorized number for SOS button (Input 1)
P=2, set an authorized number for B button (Input 2)
P=3, set an authorized number for C button (Input 3)
T1: Preset phone number. Max.16 digits
If you need to set different numbers for receiving SMS and phone call, you can then use W******,003,F,P,T1,T2, In this case
T1 is the phone number for receiving SMS and T2 for receiving phone call.
Low Battery Alarm
W******,004,X
W000000,004,2
Remarks: When the tracker’s voltage is lower than the preset value, it will send an SMS alarm to the authorized phone number
for SOS.
X is the preset value of voltage.
=0 , to turn off this function
=1, <3.3V
=2 , <3.4V
=3 , <3.5V (default)
=4 , <3.6V
=5 , <3.7V
Speeding Alarm
W******,005,XX
W000000,005,08
Remarks: When the tracker speeds higher than the preset value, it will send an SMS to the authorized phone number for SOS.
XX is the preset value of speed and in 2 digits.
=00 , to turn off this function
=[01, 20] (unit: 10Km/h)
In this example, when the tracker’s speed is over 80km/h, an SMS alarm will be sent out.
Movement Alarm
W******,006,XX
W000000,006,06

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Remarks: When the tracker moves out of a preset square scope, it will send an SMS alarm to the authorized phone number for
SOS.
XX is the preset distance to the tracker’s original place
=00, to turn off this function
=01, 30m
=02, 50m
=03, 100m
=04, 200m
=05, 300m
=06, 500m
=07, 1000m
=08, 2000m
Geo-fence Alarm
W******,017,X
W******,117,X
W000000,017,11404.0000,E,2232.0010,N,11505.12
34,E,2333.5678,N
W000000,117,11404.0000,E,2232.0010,N,11505.12
34,E,2333.5678,N
Remarks: 017 is for alarm when tracker moves out the preset scope; 117 is for alarm when tracker moves in.
When the tracker moves in or out, it will send an SMS alarm to the authorized phone number for SOS.
X is the coordinates which include:
Lower-left X,Lower-left Y,Upper-right X,Upper-right Y
For example, 11404.0000,E,2232.0010,N,11505.1234,E,2333.5678,N
Note:
1. Lower-left X should be less than Upper-right X;
2. All longitudes and latitudes should be in ASCII format as follows:-
Longitude: DDDMM.MMMM,E/W. 4 places of decimal. ‘0’ is needed to be stuffed if no value available.
Latitude: DDMM.MMMM,N/S. 4 places of decimal. ‘0’ is needed to be stuffed if no value available;
3. Only one alarm can be set in either Movement Alarm or Geo-fence Alarm;
4. Send W******,006,00 to turn off Geo-fence function.
Extended Functions
W******,008,ABCDEFGHIJ##
#
W000000,008,1011100011###
Remarks:
A=0, turn off the function of sending SMS location report after a phone call is made to the tracker.
A=1, turn on the function of sending SMS location report after a phone call is made to the tracker.
B=0, location data of NMEA 0183 GPRMC will be interpreted into normal text for easy reading.
For example, Latitude = 22 32 36.63N Longitude = 114 04 57.37E, Speed = 2.6854Km/h, 2008-12-24,01:50
B=1, location data complies with NMEA 0183 GPRMC protocol.
For example, $GPRMC,161509.000,A,2232.5485,N,11404.6887,E,0.3,153.7,290709,,*03
C=0, turn off the function to automatically hang up an incoming call.
C=1, turn on the function to automatically hang up an incoming call after 4 - 5 rings.
D=0, turn off the function of sending an SMS when the tracker is turned on.
D=1, turn on the function of sending an SMS to the authorized phone number for SOS when the tracker is turned on.
E, defaulted as 1 (the tracker shuts down automatically when the power voltage is lower than 3V).
F=0, turn off the SMS alarm when the tracker enters GPS blind area.
F=1, turn on the SMS alarm when the tracker enters GPS blind area. SMS is to be sent to the authorized phone number for
SOS.
G=0, 3 LEDs work normally.
G=1, 3 LEDs stop flashing when the tracker is working.
H, reserved and defaulted as ‘0’

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I, reserved and defaulted as ‘0’
J=0, turn off the buzzer for the incoming call.
J=1, turn on the buzzer for the incoming call.
### is the ending character
(ABCDEFGHIJ defaulted as 1000100001)
Presetting by SMS for GPRS tracking (Ensure that your SIM card supports GPRS connection prior to setting)
Set Tracker’s GPRS ID
W******,010,ID
W000000,010,00001
Remarks: to set a digital GPRS ID for the tracker.
GPRS ID must not over 14 digits.
Set APN
W******,011,APN,Username,
Password
W000000,011,CMNET,Meiligao,6688
W000000,011,CMNET
Remarks: If no APN username and password are required, just input APN only;
APN defaulted as ‘CMNET’;
APN + username + password should not over 39 characters.
Set IP and Port
W******,012,IP,Port
W000000,012, 220.121.7.89,8500
W000000,012,www.meiligao.net,8500
Remarks: IP is your server’s IP or the domain name. Port: [1,65534]
Set DNS Server IP
W******,009,DNS Server IP
W000000,009,220.23.4.90
Remarks: In case the domain name you set by the last command (W******,012,IP, Port) doesn’t work, which means your
server IP is not properly set. You can first use this command to set DNS Server IP (please check with your DNS server provider
for the DNS Server IP) and then redo the command W******,012,IP,Port.
Enable GPRS Tracking
W******,013,X
W000000,013,1
Remarks:
X=0, to turn off GPRS tracking (default);
X=1, to enable GPRS tracking via TCP
X=2, to enable GPRS tracking via UDP
Set GPRS Interval
W******,014,XXXXX
W000000,014,00060
Remarks: to set time interval for sending GPRS packets.
XXXXX should be in five digits and in unit of 10 seconds.
XXXXX=00000, to turn off this function;
XXXXX=00001~65535, time interval for sending GPRS packet and in unit of 10 seconds.
In this example, the tracker will send every 600 seconds (10 minutes).
Set Heartbeat Interval
W******,015,data
W000000,015,10
Remarks: to set interval for heartbeat.
Data: in unit of minute
data=0, to turn off this function;

- 19 -
data=1~65535, set interval for heartbeat.
In this example, the tracker will send heartbeat every 10 minutes.
Heading Change Report
W******,036,degree
W000000,036,90
Remarks: when the heading direction of the tracker changes over the preset degree, a message with location data will be sent
back to the server by GPRS.
degree=0, to turn off this function.
degree=[1,360], to set degree of direction change.
For more information regarding GPRS tracking please refer to <GPRS Communication Protocol>
Sleep Mode
W******,021,XX###
W000000,021,02###
Remarks: this setting is for power saving.
XX=00 turn off sleep mode XX=01 Level I XX=02 Level II
### is the ending character
Here is some explanation for the sleep mode. First, assume that the GPS acquisition time is ONE minute.
[1] In Level I
The GPS module will be working for the first three minutes (i.e. 3 times of acquisition time) and then shut down for ONE minute
(i.e. equivalent to acquisition time), and then work again for another three minutes……
[2] In Level II
The GPS module will be working for the first two minutes (i.e. twice of acquisition time) and then shut down for ONE minute (i.e.
equivalent to acquisition time), and then work again for another two minutes……
Power Down
W******,026,XX
W000000,026,10
Remarks: to set power down mode when the tracker is inactive or stationary for a period of time.
In Power Down mode, GPS stops working and GSM enters sleep and stop sending out message until it is activated by message ,
incoming calls, movement or triggered by three buttons
XX=00, to turn off this function.
XX=01~99, to turn on Power Down after a specified period of being inactive (or stationary). It is in unit of minute.
In this example, the tracker will enter power down mode after it is inactive (or stationary) for 10 minutes.
Listen-in (Voice Monitoring)
W******,030,T
W000000,030,88888888
Remarks: T is the telephone number for wiretapping and max. 16 digits
Time Zone
W******,032,T
W000000,032,480 W000000,032,-120
Remarks: Default time of the tracker is GMT. You can use this comment to correct it to your local time. This command is for SMS
tracking only.
T=0, to turn off this function.
T=[-32768,32767] to set time difference in minute to GMT.
For those ahead of GMT, just input the time difference in minute directly. For example, GMT+8, W000000,032,480
‘-‘is required for those behind GMT. For example, W000000,032,-120.
Set SMS Header
W******,033,P,Char
W000000,033,1,help