System Protocol:
ITU-T Recommendation : H.323v2
IETF Recommendation : SIP(RFC 2543,3261) - Optionally Selectable

Video:
ITU-T Recommendation : H.263 CIF Resolution : 352 X 288 pixels
QCIF Resolution : 176 X 144 pixels Maximum Frame Rate (QCIF) : 30 fps
Audio:
ITU-T Recommendation : G.723.1, G.711 Frequency response : 50Hz~3.4KHz
Full Duplex Line Echo Cancellation

Camera:
Illumination (min) : 1.0 lux(20IRE), F.2.0
Horizontal field of view (max) : 50 , Vertical field of view (max) : 39
Auto exposure and white balance

Display Device:
Active Matrix TFT LCD Size : 4 inches Dot pitch (mm) : 0.171 (W) X 0.264 (H)
Resolution : 480 X 234 pixels

Network:
LAN : 10/100 Based-T (2 RJ-45 jack) ADSL, Cable Interface
PSTN : RJ-11 jack
Internet Protocol: TCP/IP, UDP, ICMP, DHCP, NTP, TELNET

Supplementary Service:
ITU-T Recommendation : H-450 : Call Transfer, Forwarding, Hold, etc.

Voice Encryption:
ITU-T Recommendation : H-235 :
Security framework used to provide authentication, encryption and integrity to H.323 system

Remote Upgrade and Configuration:
> Remote Upgrade :
The latest version of S/W will be downloaded from remote server using TFTP.
Automatic and manual download are supported.
> Remote Configuration:
System information can be configured from remote site through embedded web server.

Electrical:
Operation Voltage : +5V, +12V, -5V, -12V DC Power consumption (max.) : 17W
Power Supply (AC Adaptor) : 110~240 AC compatible

Dimension & Weight:
205mm X 212mm X 82mm (W X D X H), 1.25kg(2.75 lbs)