ALFAtron ALF-HOLA User manual

www.alfatronelectronics.com
ALFATRON ELECTRONICS GmbH GERMANY
ALF-HOLA
4K UHD ePTZ Video Conference camera

ALF-HOLA
Table of contents
1. FAST INSTALLATION................................................................................................... 3
1.1 CAMERA INTERFACE ........................................................................................................... 3
1.2 CAMERA OPERATION .......................................................................................................... 3
2. PRODUCT OVERVIEW ............................................................................................... 4
2.1 PRODUCT INTRODUCTION ................................................................................................... 4
2.1.1 Dimensions ............................................................................................................... 4
2.1.2 Accessories ............................................................................................................... 4
2.2 MAIN FEATURES ................................................................................................................. 5
2.3 TECHNICAL SPECIFICATIONS ......................................................................................... 6
2.4 INTERFACE INSTRUCTION .................................................................................................... 7
2.4.1 External Interface ...................................................................................................... 7
3. APPLICATION INSTRUCTION ........................................................................................ 8
3.1 REMOTE CONTROLLER ....................................................................................................... 8
3.1.1 Keys Instruction ........................................................................................................ 8
3.1.2 Applications ............................................................................................................... 9
3.2 MENU SETTING ............................................................................................................. 11
3.2.1 Main Menu ............................................................................................................... 11
4. AFTER-SALES SERVICE.............................................................................................. 17

ALF-HOLA
1
Statement
This manual introduces functions, installations, and operations for this PTZ camera in detail. Please
read this manual carefully before installation and use.
Cautions
Avoid damage to the product caused by heavy pressure, strong vibration, or immersion during
transportation, storage, and installation.
Housing of this product is made of organic materials. Do not expose it to any liquid, gas, or solids that
may corrode the shell.
Do not expose the product to liquid or moisture.
To prevent the risk of electric shock, do not open the housing. Installation and maintenance should
only be carried out by qualified technicians.
Do not use the product beyond the specified temperature, humidity, or power supply specifications.
Wipe it with a soft, dry cloth when cleaning the camera lens. Wipe it gently with a mild detergent if
needed. Do not use strong or corrosive detergents to avoid scratching the lens and affecting the image.
This product contains no parts which can be maintained by users themselves. Any damage caused by
dismantling the product by the user without permission voids the warranty.
Electrical Safety
Installation and use of this product must strictly comply with local electrical safety standards.
Installation
Do not move the camera head forcefully, it may cause mechanical failure.
This product should be placed on a stable desktop or another horizontal surface. Do not install the
product obliquely, otherwise, it may display an inclined image.
Ensure there are no obstacles within the rotation range of the holder.
Do not power on before completing the installation.
Magnetic Interference
Electromagnetic fields at specific frequencies may affect the video image. This product is Class A. It
may cause radio interference in the household application. The appropriate measure is required.

ALF-HOLA
2
FCC Statement
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. It 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 commercial installation.
Operation of this equipment in a residential area is likely to cause interference, in which case
the user at their own expense will be required to take whatever measures may be necessary
to correct the interference
Any changes or modifications not expressly approved by the manufacture would void the
user’s authority to operate the equipment.
Do not dispose of this product with the normal household waste at the end of its life cycle. Return
it to a collection point for the recycling of electrical and electronic devices. This is indicated by the
symbol on the product, user manual or packaging. The materials are reusable according to their
markings. By reusing, recycling or other forms of utilisation of old devices you make an important
contribution to the protection of our environment. Please contact your local authorities for details
about collection points.

ALF-HOLA
3
1. Fast Installation
1.1 Camera Interface
Figure 1.1 camera interface
1. Camera lens 3. Built-
in MIC
5. Positioning hole
2. Bracket 4. Tripod fixing hole 6. USB 3.0 output interface
1.2 Camera Operation
1) Product Installation: Attach the device on an LCD screen, on top of computer, or directly on a
desk or tripod mounting.
2) Connect the camera via the USB cable to the computer, video conference terminal or other
USB input device. Log into the video conference software and select the camera as the video
device to get the image output.

ALF-HOLA
4
2. Product Overview
2.1 Product Introduction
2.1.1 Dimensions
Figure 2.1 Camera Dimensions
2.1.2 Accessories
Check and confirm all accessories are provided as listed:
Accessories
1 x User manual
1 x Wireless remote controller
1 x USB3.0 cable
1 x Warranty card

ALF-HOLA
5
2.2 Main Features
The ALF-HOLA is a 4K UHD ePTZ video conference camera. It has built-in AI functions which can
automatically frame all people in the meeting, and centre them in the the scene. The ALF-HOLA
features flawless functionality and superior performance by adopting advanced ISP processing
algorithms to provide vivid images with evenly clear brightness, strong colour layering, high
resolution, and fantastic colour rendition. Additionally, the camera is easy and convenient to install
and maintain, and stable and reliable.
 Ultra HD 4K Resolution: 1/2.8 inch high quality CMOS sensor. Resolution is up
to 4K with frame rate up to 30fps (MJPG); compatible with 1080P and 720P.
 ePTZ: Supports ePTZ and 10X digital Zoom
 Built-in MIC: two built-in omni-directional MIC pickups (3m distance); with
unique noise suppression algorithm
 Auto Framing: Employing superior human detection algorithm to intelligently
and automatically frame all people in the meeting
 Wide FOV: 100° wide angle
 Video output interface: video output interface USB 3.0
 Multiple audio and video compression formats: YUY2, NV12, MJPG, H264
 Low Noise and High SNR: Low Noise CMOS effectively ensure high SNR of
camera video, even in low light condition.
 Multiple installation and mounting options: Equipped with a mold clamp,
ensuring ease of install on devices such as an LCD screen, laptop, table, or on
a tripod.
 Easy to Use: No need to download any drivers. USB output interface; Plug and
play.
 Wide Application: Personal video conferencing, enterprise video conferencing,
collaboration meeting with an excellent facial detection algorithm, the camera
automatically adjusts the zoom according to the number of people in the
meeting. It can frame all the meeting attendees and centre them within the
scene.

ALF-HOLA
6
2.3 Technical Specifications
Camera Parameter
Image
Sensor
1/2.8 Inch High Quality 4K CMOS Sensor
Effective Pixels
8.28
MP 16:9
Video output port
1
x
USB
3.0, Type B, support
s
audio output over USB
3.0
Audio input
2 built
-
in MIC pickups
View Angle
1
02
°
(
D
)
/
1
0
0°
(H)
/
6
4
°
(V)
Video Format
MJPG
:
3840
x
2160
/
2560
x
1440
/
1920
x
1080
/
1600
x
896 /
1280
x
720 /
1024
x
576
/ 960x540 / 800x600 / 800x448 / 720x576 / 720x480 / 640x480 / 640x360 /
480x270 / 352x288 / 320x240@ 30 / 25 / 20 / 15 / 10 / 5fps
H264: 3840x2160 / 2560x1440 / 1920x1080 / 1600x896 / 1280x720 / 1024x576
/ 960x540 / 800x600 / 800x448 / 720x576 / 720x480 / 640x480 / 640x360 /
480x270 / 352x288 / 320x240@ 30 / 25 / 20 / 15 / 10 / 5fp
YUY2
: 1920x1080 / 1280x720 / 1024x576 / 800x600 / 800x448 / 640x480 /
640x360 / 480x270 / 320x180@30 / 25 / 20 / 15 / 10 / 5fp
NV12: 1920x1080 / 1280x720 / 1024x576 / 800x600 / 800x448 / 640x480 /
640x360 / 480x270 / 320x180@30 / 25 / 20 / 15 / 10 / 5fp
Min Illumination
0.1
Lux (F1.8, AGC ON)
Lens
f=1.89mm
Aperture
F2.0±5%
Digital zoom 10X
Min
illumination
0.1Lux(F1.8, AGC ON)
White Balance
Auto / Manual/
Focus
Fixed
Exposure
Auto / Manual
Auto framing
On/off/sensitivity
Backlight
compensation
On/off
Dual stream
On/off
SNR
>50dB

ALF-HOLA
7
2.4 Interface Instruction
2.4.1 External Interface
The interface illustration is as Figure 2.4 below:
U
SB Feature
Operation Systems
Windows 7
(1080p
max
), Windows 8.1, Windows 10 ; macOS™ 10.10 or
higher, Linux (UVC support require.)
Video Compression format YUY2, NV12, MJPG, H264
Audio over USB
3.0
Support
ed
USB communication
protocol UVC, UAC
PTZ control
Support
s
EPTZ
Hardware
requirement
2.4 GHz Intel@ Core 2 Duo processor or higher, 2GB RAM or more, USB
2.0 / USB 3.0 port ( USB 3.0 is needed for 4K)
Other Parameters
Input Voltage 5V
Input Current
1A
(Max.)
Power consumption
5W
(Max.)
Store Temperature
-
10
℃
-
+60
℃
Store Humidity
20%
-
90%
Working
Temperature
-10
℃
- +50
℃
Working Humidity
20%
-
80%
Dimension
（
W*H*D
）
222mm
×
93.25mm
×
56.5mm
Weight
Around 0.53kg
Application
Indoor
Accessory
User Manual
,
w
arranty card, remote controller, USB
3.0 cable,
packing list

ALF-HOLA
8
3. Application Instruction
3.1 Remote Controller
3.1.1 Keys Instruction
1. Standby Key
After pressing and holding for 3 seconds (long press), the camera will go into standby
mode. Long press again, and the camera will self-test and go back to HOME position.
Note: If preset 0 is set, and there is no operation within 12s, the camera will
automatically point to the specified preset 0 position.
2. Camera Address Selection
Select the camera address
3. Number Key
Set or call 0 - 9 presets
4. *, # Key
Key combination use
Long Press 5s “SET” + “*” at the same time, once the WR controller lights up, release
the buttons. Power the camera on again, it will have successfully paired with WR
controller.
Long Press 5s “SET” + “*” at the same time, once the WR controller lights up, release
the buttons. Power the camera on again, it will cancel the pairing with WR controller.
5. Focus Control Key
Auto Focus: Enter into auto focus mode.
Manual Focus: The camera focus mode is manual
Switch the camera focus mode to manual focus by pressing [focus +] or [focus -] to
adjust.
6. Zoom Control Key
Zoom
＋
: Lens zooms in (near)
Zoom
－
: Lens zooms out (far)
7. Set or Clear Preset key:
Set Preset: Set preset key + 0 - 9 number key
Clear Preset key: Clear preset key + 0 - 9 number key
8. Electronic Pan / Tilt Control Key
Press Key: Up
Press Key: Down
Press Key: Left
Press Key: Right
“HOME” Key: Return to the middle position or enter into the sub-menu
9. BLC Control Key
Back Light ON / OFF: Turn on or off the backlight

ALF-HOLA
9
10. Menu Setting
Open or close the OSD menu
Enter / exit the OSD menu or return to the previous menu
11. Address Setting
【
*
】
+
【＃】
+
【
F1
】
:Camera Address No.1
【
*
】
+
【＃】
+
【
F2
】
:Camera Address No. 2
【
*
】
+
【＃】
+
【
F3
】
:Camera Address No. 3
【
*
】
+
【＃】
+
【
F4
】
:Camera Address No. 4
12. Key Combination Functions
1)
【
#
】
+
【
#
】
+
【
#
】
: Clear all presets 2)
【
*
】
+
【
#
】
+
【
6
】
: Restore factory defaults
3)
【
*
】
+
【
#
】
+
【
9
】
: Flip switch 4)
【
*
】
+
【
#
】
+
【
4
】
: Menu set to English
5)
【
*
】
+
【
#
】
+
【
3
】
: Menu set to Chinese 6)
【
*
】
+
【
#
】
+
【
0-9
】
: Switch video format
7)
【
*
】
+
【
#
】
+Manual : Restore the default user
name, password, and
IP address
3.1.2 Applications
Power on the camera, press the “SET” and “*” keys together for 5 seconds, the indicator light will
be lit. Release the button and power on the camera again when the light is flashing. The matching
process will be done when the indicator light stops flashing. Users can now control the pan, tilt,
and zoom, as well as set and call preset positions via the wireless remote controller.
Key Instruction:
1. In this instruction, “press the key” means a click rather than a long-press, and a special note
will be given if a long-press for more than one second is required.
2. When a key-combination is required, do it sequentially:
For example,“
【
*
】
+
【
#
】
+
【
F1
】
” means press“
【
*
】
” first and then press“
【
#
】
” and lastly
press“
【
F1
】
” in sequence.
1) Camera Selection
Select the camera address to control.

ALF-HOLA
10
2) Pan/Tilt Control
Up: press Down: press
Left: press Right: press
Back to middle position: press“HOME”
Press and hold the up / down / left / right key, the pan
/ tilt will keep running, from slow to quick, until it runs
to the endpoint; the pan / tilt running stops as soon as
the key is released.
3) Presets
1. Preset setting: to set a preset position, the users
should press the “SET PRESET” key first and then
press the number key 0 - 9 to set a relative preset.
Note: 10 preset positions in total are available via
the remote controller.
2. Preset calling: Press a number key 0 - 9 directly to
call a relative preset.
Note: Action is futile if a relative preset position has not
been set and does not exist.
3. Preset clearing: to clear a preset position, press the
“CLEAR PRESET” key first and then press the number
key 0 - 9 to clear the relative preset.
Note : press the “#” key three times continually to
cancel all the presets.

ALF-HOLA
11
4) Zoom Control
ZOOM IN: press “ZOOM “ key
ZOOM OUT: press “ZOOM ” key
Press and hold the key, the camera will keep zooming
in or zooming out. The action will cease as soon as
the key is released.
5) Focus Control
Focus (near): Press “focus+” key (Valid only in
manual focus mode)
Focus (far): Press “focus-” key (Valid only in manual
focus mode)
Auto Focus: yes
Manual Focus: yes
Press and hold the key, the focusing action will
continue. The action will cease as soon as the key is
released.
6) Address Setting
【
*
】
+
【＃】
+
【
F1
】
:Camera Address No.1
【
*
】
+
【＃】
+
【
F2
】
:Camera Address No. 2
【
*
】
+
【＃】
+
【
F3
】
:Camera Address No. 3
【
*
】
+
【＃】
+
【
F4
】
:Camera Address No. 4
3.2 MENU SETTING
3.2.1 Main Menu
When using MJPG / H.264 / H.265 compression, press “MENU” key to display the menu, using
scroll arrow to point at, or highlight the selected items.

ALF-HOLA
12
1. Language Setting: press
【
← →
】
key to select Language
2. Image Style Setting: press
【
← →
】
key to select the style
3. Exposure Setting
Move the pointer to “EXPOSURE” in the Main Menu, click the “HOME” and enter the (EXPOSURE
SET) as follows:
MENU
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
Language English
Image Style Default
（
Exposure
）
（
Color
）
（
Image
）
（
Focus
）
（
Noise Reduction
）
（
Auto Framing
）
（
Double stream
）
Close
（
Version
）
（
Restore Default
）
EXPOSURE
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
Mode Auto
EV OFF
BLC OFF
Flicker 50Hz
G.Limit 3

ALF-HOLA
13
Mode: Auto, Manual, Shutter priority, Iris priority and Brightness priority.
EV: On / Off (only available in auto mode)
Compensation Level: -7 – 7 (only available in auto mode when EV is ON)
BLC: ON / OFF for options (only available in auto mode)
Dynamic range: adjustable items: 1 – 8, and close
Anti-Flicker: OFF / 50Hz / 60Hz for options (only available in Auto / Iris priority / Brightness priority
modes)
Gain Limit: 0 – 15 (only available in Auto / Iris priority / Brightness priority mode)
WDR: Off, 1 – 8
Shutter Priority: 1/25, 1/30, 1/50, 1/60, 1/90, 1/100, 1/120, 1/180, 1/250, 1/350, 1/500, 1/1000,
1/2000, 1/3000, 1/4000, 1/6000, 1/10000 (only available in Manual and Shutter priority mode)
Brightness: 0 – 23 (only available in Brightness priority mode)
4. Colour Setting
Move the pointer to COLOR in the Main Menu, click the ”HOME” and enter the (COLOR SET) as
follows:
WB Mode: Auto, Manual, One Push, 3000K, 3500K, 4000K, 4500K, 5000K, 5500K, 6000K, 6500K,
7000K
RG Tuning: -10 – 10 (only available in Manual mode)
BG Tuning: -10 – 10 (only available in Manual mode)
Red Gain: 0 – 255 (only available in Manual mode)
COLOR
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
WB Mode Auto
RG Tuning 0
BG Tuning 0
Saturation 100%
Hue 7

ALF-HOLA
14
Blue Gain: 0 – 255 (only available in Manual mode)
Saturation: 60%, 70%, 80%, 90%, 100%, 110%, 120%,130%, 140%,150%, 160%, 170%, 180%,
190%, 200%
Hue: 0 – 14
AWB Sensitivity: high / middle / low (only available in Manual mode)
5. Image Setting
Move the pointer to IMAGE in the Menu, click the ”HOME” and enter the (IMAGE) as follows:
Brightness: 0 – 14 Contrast: 0 – 14 Sharpness: 0 – 15
Flip-H: On / Off Flip-V: On / Off B&W Mode: colour, black / white
Gamma: default, 0.45, 0.50, 0.55, 0.63
DCI: Dynamic Contrast: Off,1 – 8
6. Focus Setting
Move the pointer to FOCUS in the Menu, click the ”HOME” and enter the (FOCUS) as follows:
IMAGE
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
Brightness 7
Contrast 7
Sharpness 4
Flip-H OFF
Flip-V OFF
B&W-Mode Color
Gamma
Default

ALF-HOLA
15
Focus Mode: Auto, manual, one-push
AF-Zone: Up, middle, down, overall
AF-Sensitivity: High, middle, low
7. Noise Reduction Setting
Move the pointer to NOISE REDUCTION in the Menu, click the ”HOME” and enter the (NOISE
REDUCTION) as follows:
2D Noise Reduction: Auto, close, 1 – 7
3D Noise Reduction: Close, 1 – 8
Dynamic Hot Pixel: Close, 1 – 5
8. Auto Framing Setting
Move the pointer to Auto Framing in the Menu, click “← →” keys to set ON / OFF.
FOCUS
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
Focus Mode Auto
AF-Zone Center
AF-Sensitivity Low
NOISE REDUCTION
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
NR-2D 2
NR-3D 5
Dynamic Hot Pixel OFF

ALF-HOLA
16
9. Dual Stream Setting
Move the pointer to Dual Stream in the Menu, click “← →” keys to set ON / OFF.
10. Version
Move the pointer to VERSION
11. Restore Default
Move the pointer to RESTORE DEFAULT in the Main Menu, click “HOME” and enter RESTORE
DEFAULT as below:
Auto Framing
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
Auto Framing Close
VERSION
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
Cam Version 1.0.0 2019-7-31
Focus Version 1.0.6 2018-8-21
RESTORE DEFAULT
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
Restore Default? NO

ALF-HOLA
17
Restore default: Yes / No for options. The video format and colour style won’t be restored.
Note: If the address of former remote controller is not 1 but another one from 2 – 4, the
corresponding camera address will restore to 1 when all parameters or system parameters
are restored. User should change the remote controller address to be 1 (press No.1
according to the camera to get normal operation)
4. After-sales Service
Should you experience problems using the Alfatron ALF-HOLA, please refer to the manual
and troubleshooting and maintenance section (6). Should the error persist, note that any
transport costs of the equipment to the distributor are borne by the user during the warranty.
1) Product Limited Warranty: Alfatron warrants that its products will be free from defects
in materials and workmanship for seven years, which starts from the first day of
purchase.
Proof of purchase in the form of a bill of sale or receipted invoice which is evidence that
the unit is within the warranty period must be presented to obtain warranty service.
2) What the warranty does not cover (servicing available for a fee):
● Warranty expiration.
● Factory applied serial number has been altered or removed from the product.
● Damage, deterioration, or malfunction caused by:
● Normal wear and tear.
● Use of supplies or parts not meeting product specifications.
● No certificate or invoice as the proof of warranty.
● The product model showed on the warranty card does not match with the
product or if the product had been altered.
● Damage caused by force majeure.
● Servicing not authorized by Alfatron.
● Any other causes which do not relate to a product defect.
● Delivery, installation or labour charges for installation or setup of the product.
3) Technical Support: Contact our after-sales department at
www.alfatronelectronics.com

ALF-HOLA
18
Limited warranty in respect of Alfatron Products Only
1.1 This limited warranty covers defects in materials and workmanship in this product.
1.2 Should warranty service be required, proof of purchase must be presented to the
Company. The serial number on the product must be clearly visible and not have been
tampered with in any way whatsoever.
1.3 This limited warranty does not cover any damage, deterioration or malfunction resulting
from any alteration, modification, improper or unreasonable use or maintenance, misuse,
abuse, accident, neglect, exposure to excess moisture, fire, improper packing and shipping
(such claims must be presented to the carrier), lightning, power surges, or other acts of nature.
This limited warranty does not cover any damage, deterioration or malfunction resulting from
the installation or removal of this product from any installation, any unauthorized tampering
with this product, any repairs attempted by anyone unauthorized by the Company to make
such repairs, or any other cause which does not relate directly to a defect in materials and/or
workmanship of this product. This limited warranty does not cover equipment enclosures,
cables or accessories used in conjunction with this product.
This limited warranty does not cover the cost of normal maintenance. Failure of the product
due to insufficient or improper maintenance is not covered.
1.4 The Company does not warrant that the product covered hereby, including, without
limitation, the technology and/or integrated circuit(s) included in the product, will not become
obsolete or that such items are or will remain compatible with any other product or technology
with which the product may be used.
1.5 Only the original purchaser of this product is covered under this limited warranty. This
limited warranty is not transferable to subsequent purchasers or owners of this product.
1.6 Unless otherwise specified, the goods are warranted in accordance with the
manufacturer’s product specific warranties against any defect attributable to faulty
workmanship or materials, fair wear and tear being excluded.
1.7 This limited warranty only covers the cost of faulty goods and does not include the cost
of labor and travel to return the goods to the Company’s premises.
1.8 In the event of any improper maintenance, repair or service being carried out by any third
persons during the warranty period without the Company’s written authorization, the limited
warranty shall be void.
1.9 A 7 (seven) year limited warranty is given on the aforesaid product were used correctly
according to the Company’s instructions, and only with the use of the Company’s components.
1.10 The Company will, at its sole option, provide one of the following three remedies to
whatever extent it shall deem necessary to satisfy a proper claim under this limited warranty: