Video Resolution • 720P (1280 x 720), from 512Kbps • W448P (768 x 448), WQVGA (400 x 240)
• 4CIF (704 x 576), CIF (352 x 288) Video Standard and Network Adaptability • H.264 High Profile, H.264, H.263 • Bandwidth dynamic adaptive adjustment • Forward Error Correction (FEC), anti 8% video and 20% audio packet loss • Bandwidth Auto adaptive/Protocol Auto adaptive/Audio/Video call Auto adaptive Audio Features • Audio Codecs: G.722.1C, G.722.1, G.722, G.711 u/a • Full Duplex • DTMF • Automatic Gain Control (AGC) • Automatic Echo Cancellation (AEC) • Voice activity detection (VAD) • Comfort noise generator (CNG) • Packet loss concealment (PLC) • Adaptive jitter buffer (AJB) Licensing • Online Activation • Offline Activation Call Features • 720P video+1080P content sharing • Call Statistics • Auto answer, video & audio mute • Smart Dialing • Local directory: 1000 entries • Call History: all/missed/received/dialed • Multi-language support • Online Auto Upgrade Standard Communication Protocol • H.323/SIP • Dual stream protocol: H.239/BFCP (SIP) • H.323 protocol suite: H.225, H.241, H.245, H.235 v3 • Flow Control • Support GK account and SIP account Network and Security • TCP/IP, DHCP/stastic IP • SRTP/TLS, AES encryption • Network Environment: LAN, Wi-Fi, 3G/4G • NAT (manual/auto mode) • Yealink Intelligent Firewall Traversal • H.460 • STUN, TURN, ICE System requirements • Operating systems: Windows® XP, Windows® 7, Windows® 8, Windows® 10 • Software: DirectX 9.0 or higher • Processor: Intel Core i3, 1.7GHz or higher • RAM: 2G • Video memory: Minimum 256M • Camera: Integrated or external • Audio: Microphone and Speaker Audio& Video Devices Requirement • Standard USB web camera • Built-in camera • 3.5 mm headset • USB headset Languages supported • English • Chinese • French • German • Italian • Polish • Portuguese • Spanish • Turkish |