Features
In compliance with the ITU H.323/SIP standard
User friendly GUI design, clear instructions
Enhanced audio and video quility at low bandwidth
Support TCP/IP, XDSL, Cable modem, DHCP, ARP, FTP, Telnet, HTTP, and RTP/RTCP
Improved Quality of Service (QoS) with image error detection/correction technology
Picture-In-Picture (PIP)
Automatic noise suppression and echo cancellation, full-duplex digital audio
Unique sound priority technology: video bandwidth will be adjusted automatically according to the network traffic to ensure both video and audio quality
System maintenance and failure detection functions: support line detection, video self-test, audio self-test, color bar output detection, real time online display of conference status and network transmission status
Support auto firewall traversal, particularly in office network environment in most enterprises
Multi-language GUI supported: English and Chinese
Built-in address book
USB2.0
Built-in PSTN module to support ordinary phone call so that external phone can be made to participate in a video conference.
Technical Specs
Standards
System standard: H.323, SIP
Video: H.263, H.263+, H.263++, H.264
Audio: G.711, G.722, G.722.1, G.728, G.723.1, MPEG4 AAC
Data: T.120, T.140
Dual video: H.239
Firewall traversal: H.460
Transmission
Bit rate: 64Kbps-2Mbps
Video
Frame rate: PAL 25fps
Video resolution: 4CIF 704 x 576 pixels, CIF 352 x 288 pixels, QCIF 176 x 144 pixels, up to 1024 x 768 pixels over XGA
Remote camera control H.281
PIP display
Detection of video input signals (system, with/without input)
Adjustment of brightness, saturation and contrast
Captions at receiving and transmitting ends
Audio
Full-duplex AEC
Automatic mixing of multiple inputs
Automatic echo cancellation (AEC)
Automatic noise suppression (ANS)
Automatic gain control (AGC)
Mute and dump control
Automatic lip synchronization
Audio/Video Interfaces
2 x Composite/RCA in
1 x VGA In (1024x768)
2 x Composite/RCA out
1 x VGA Out (1024x768)
1 x Cannon Mic In
1 x RCA line level in
2 x RCA line level output(L+R)
Built-in Camera
Builtin 480 TVL camera (manual focusing)
Horizontal view angle: 70°
Horizontal rotational angle: ±20°
Vertical rotational angle: ±20°
Automatic brightness control
Automatic white balance
Built-in Microphone
Pickup angle: 120°
Effective pickup distance: 5m
PSTN Module
Builtin PSTN module with AEC function
Network Interfaces
1 x 10/100M Base-T Ethernet, RJ-45
1 x RJ-11 for analog telephone line
Camera Control Interface
1 x RS232 control interface
Other interfaces
1 x USB extension interface
Network Protocols
TELNET, HTTP, SNMP, DNS, DHCP, RTP/RTCP,TCP/UDP, ARP, STUN, SNTP
Network Adaptability
Auto NAT/firewall traversal
Intelligent lost packet recovery (LPR)
Dynamic rate adjustment
QoS (DiffServ, IP Precedence)
PPPoE
Security
H.235 encryption
128-bit AES encryption
User logon authentication and authorization
Management
Full OSD remote control
Conference participant online management
Software remote update and configuration
Terminal self-test, loopback test, color strip test, and audio test
Real time system status monitoring
Caption Function
Caption display of terminal names, and adjustable caption color and position
Rolling message caption
Power Supply
Power consumption: <30W
Input voltage: AC 100-240V
Environmental Data
Operating temperature: 0°C - 50°C
Storage temperature: -40°C - 70°C
Operating humidity: 10% - 90%
Storage humidity: 5% - 95%
