Yealink VC400 Administrator's Guide

System Management
241
Multi-way Video Call with Presentation
Take four-way conference as an example.
In the primary display device, all video images are shown in the same size.
In the secondary display device, the presentation is shown in full size.
Primary display device Secondary display device
License
Device Type License
If the VC400/VC120 is a demo machine, namely it is used by agents to demonstrate system
functions to the customers. The LCD screen of the system will prompt “DEMO ONLY, NOT FOR
RESELL”. You can change the VC400/VC120 from a demo machine to be a normal machine by
importing a device type license. The device type license is configurable via web user interface
only.
To import the device type license via web user interface:
1. Click on Security ->License.
2. Click Browse to locate the device type license (the file format must be *.dat) from your
local system.
3. Click Upload to complete importing the device type license.
Far end 1
Far end 2
Far end 3
Far end 4
PC presentation

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