H.264 High Profile, H.264, H.263
Bandwidth dynamic adaptive adjustment
Forward Error Correction (FEC)
Shared content and audio preference strategy
Bandwidth/Protocol/Audio/Video call Auto adaptive
Audio Codecs: G.722.1C, G.722.1, G.722, G.711 u/a
Audio technology: AEC, VAD, CNG, PLC, AJB, AGC
Yealink VCC20; 12x optical zoom PTZ camera
1 x Yealink VCS Phone VCP41
1 x Yealink Array Microphone VCM30 (optional)
VCS Phone with 2 CPE80 Expansion Microphones
1 x Line-in (3.5mm)
1 x HDMI
1 x Line-out (3.5mm)
Compatible with multiple cloud platform
8-party 720P calls (asymmetric)
Dual 1080P30: people+content sharing
Layout: full-screen, equal, one big/one small
Dual displays and ‘focus’ feature
Audio/Video recording and playback
Screenshots in USB flash drive
TCP/IP & RS232 with API support
TCP/IP (IPv4/IPv6), DHCP/stastic IP
HTTP/HTTPS web server
SRTP/TLS, AES encryption
QoS: 802.1p/Q, Diff-serv
IEEE802.1X, LLDP-MED, VLAN
Time and date synchronization using SNTP
Built-in certificate
NAT and Firewall Transversal
Configuration via browser/display
Firmware upgrading, factory resetting
Export or import configuration
SNMP, audio/video and network diagnosis
Package tracing and system log exporting