Standards:
Communication protocols: ITU, T H, 323V4, IETF and SIP2.0
Video formats: H. 263 and H. 264
Audio formats: G. 711a/u-law, G. 723.1, G. 729A and G. 722
Network transmissions: TCP/IP, DHCP, PPPoE, DNS, FTP/TFTP, Telnet, RTP/RTCP, NTP, STUN, PING, HTTP and VLAN
Conference velocity:
Conversation velocity: 64Kbps to 1Mbps
Supports broadband setup
Video:
Image resolution:
CIF: 352 x 288 pixels
QCIF: 176 x 144 pixels
Image frame rate:
25 frame/second @ more than 384Kbps (CIF, H. 263)
25 frame/second @ more than 256Kbps (CIF, H. 264)
Audio:
Frequency range: 300 to 3.4KHz
Professional acoustics echo cancellation technology
Supports labial synchronous
Supports handle, hands-free calls
Audio network QoS supports
Built-in camera:
Image sensor type: 300, 000 pixels Sony CCD camera
Image dimensions: 1/4 inches
Place of camera: On top of LCD screen
Built-in LCD screen:
LCD type: LED backlighting TFT transmission
Dimensions of effective image: 7 inches, 800 x 480 resolving power, able to rotate horizontally by 64 degrees
External interfaces:
IP net: Two-way RJ-45, 10/100base-T
Video output: One-way RCA composite terminal output to TV
Video input: One-way RCA composite terminal input, to connect camera outside
Video input: One-way RCA composite terminal input, to connect microphone
Video output: Two-way RCA composite terminal output to TV
Additional video input/output: One-way professional RJ9 microphone interface
USB structure: 2 x USB2.0
Common telephone interface: One way PSTIN interface RJ11 (connect typical simulative line)
Electric characteristics:
Working voltage: 100 to 240V AC
Working frequency: 47 to 63Hz
Illumination (minimum): 7Lux (commended: More than 300Lux)
Working power consumption: 15W