Yealink VCM38 Administrator's Guide

| Configuring Camera Settings | 192
3. Configure and save the following settings:
Parameter Description Configuration
Method
Aperture
Disable aperture or set the desired value.
Value: F1.6, F2.0, F2.4, F2.8, F3.4,
F4.0, F4.8, F5.6, F6.8, F8, F9.6,
F11, F14 and off
Note: For VC880/VC800/VC500/PVT980/PVT950, the
default value is F3.4; for MeetingEye 600/PVT960, the
default value is F1.6.
Web user interface
Endpoint
CTP20/CTP18
Exposure
Compensation
Configure the value of exposure compensation.
The exposure compensation is used to compensate the
camera effectively when the camera is shooting in a backlit
environment. If the environment light is dark, you can
increase the compensation value.
Note: the valid value is -6 to 6. The default value is 0.
Web user interface
Endpoint
CTP20/CTP18
Flicker
Configure the value of camera flicker frequency.
Frequency:
• 50 Hz
• 60 Hz
The indoor lights powered by a 50Hz or 60Hz power
source may produce a flicker. You can adjust the camera
flicker frequency according to the power source that the
light is powered by.
Default: 50 Hz.
Web user interface
Endpoint
CTP20/CTP18
Gain/Gain Limit
Specify the value.
Note: the valid value is 1 to 15. For VC880/VC800/VC500/
PVT980/PVT950, the default value is 4; for MeetingEye
600/PVT96, the default value is 6.
Web user interface
Endpoint
CTP20/CTP18
Wide Dynamic
Range
Off or Specify the WDR. The value represents the
compression degree of the dynamic range
Cameras with WDR technology can work perfectly both
in the bright and the dark conditions and present clear
images that balances different lighting, so that you can
identify the details.
• Off-do not use WDR.
• 1~5
Default: 2.
Web user interface
Endpoint
CTP20/CTP18

Yealink VCM38 Specifications

General

Type	Conference microphone
Noise reduction	Yes
Microphone frequency	100 - 16000 Hz
Microphone sensitivity	-45 dB
Microphone pick-up range	6 m
Number of microphone arrays	8
Maximum sound pressure level (1kHz)	100 dB
Device interface	RJ-45
Connectivity technology	Wired
Maximum operating distance	40 m
Mounting type	Ceiling
Product color	Silver
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 90 %
Number of products included	1 pc(s)
Harmonized System (HS) code	85181000
Power source	DC/PoE
Sustainability certificates	CE, Federal Communications Commission (FCC), REACH, RoHS

Weight and Dimensions

Width	127.3 mm
Height	66.3 mm