Yealink VC400 Administrator's Guide

Configuring System Settings
201
Configuring Camera Settings
To display high quality video image, you can configure camera settings as required, such as
white balance, exposure and sharpness.
Camera settings parameters are described below.
Parameter
Description
Configuration Method
Exposure
Compensation
Configures the value of camera
exposure compensation.
 Off
 1
 2
 3
Exposure compensation is used to
compensate the camera effectively
when the camera is shooting in a
backlight environment. If the
environment light is dark, you can
increase the compensation value.
Default: Off
Remote Control
Web User Interface
Flicker
Disables or configures the value of
camera flicker frequency.
 50Hz
 60Hz
Default: 50Hz
Note: Indoor lights powered by a
50Hz or 60Hz power source can
produce a flicker. You can adjust the
camera flicker frequency according
to the power source the light is
powered by.
Remote Control
Web User Interface
White Balance
Mode
Configures the white balance mode
of the VCC18 camera.
 Auto—Yealink recommends
this setting for most situations.
It calculates the best white
balance setting based on
lighting conditions in the
room.
Remote Control
Web User Interface

Yealink VC400 Specifications

General

Optical zoom	18 x
White balance	Auto, Indoor, Outdoor
Focus adjustment	Auto
Video codecs	H.264, H.264, H.263
Supported video modes	1080p
Supported graphics resolutions	352 x 288, 704 x 576, 1280 x 720 (HD 720), 1920 x 1080 (HD 1080)
Voice codecs	G.711, G.711a, G.722
Line-in	Yes
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
ITU-supported standards	H.323
Ethernet LAN data rates	10, 100, 1000 Mbit/s
AC input voltage	100-240 V
Power consumption (max)	30 W

Weight and Dimensions

Depth	183 mm
Width	330 mm
Height	40 mm