Yealink VC400 Administrator's Guide

Administrator’s Guide for Yealink Video Conferencing Systems
298
Time Zone
Time Zone Name
+13:00
Tonga(Nukualofa)
+13:30
Chatham Islands
+14:00
Kiribati
Appendix B: Trusted Certificates
Yealink video conferencing system trusts the following CAs by default:
 Symantec Class 3 Secure Server CA
 Class 1 Public Primary Certification Authority
 Deutsche Telekom AG Root CA 2
 VeriSign Class 1 Public Primary Certification Authority – G5
 VeriSign Class 3 Public Primary Certification Authority - G4
 VeriSign Class 3 Public Primary Certification Authority – G3
 VeriSign Class 1 Public Primary Certification Authority – G3
 GeoTrust Primary Certification Authority - G2
 Yealink.com
 Yealinkvc.com
 Class 3 Public Primary Certification Authority – G2
 Equifax Secure Global eBusiness CA-1
 DigiCert High Assurance EV Root CA
 VeriSign Universal Root Certification Authority
 Equifax Secure Certificate Authority
 Thawte Primary Root CA
 Thawte Personal Freemail CA
 Class 3 Public Primary Certification Authority
 GeoTrust Global CA
 Quickconnect.starleaf.com
 GeoTrust Primary Certification Authority
 GeoTrust Universal CA 2
 GeoTrust Global CA 2
 thawte Primary Root CA – G3
 thawte Primary Root CA – G2
 Class 1 Public Primary Certification Authority – G2
 Thawte Premium Server CA
 VeriSign Class 4 Public Primary Certification Authority – G3
 StarLeaf CA

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