System Standard

H.323, SIP
H.225, H.235, H239, H.245, H.281

Video Standard

H.261, H.263, H.263+, H.264, H.264 High-Profile, MPEG-4

Audio Standard

G.711, G.719, G.722, G.722.1 Annex C/Polycom Siren14TM, G.728, G.729, MP3, MPEG4-AAC(LC/LD)

Network Protocol

TCP/IP, Telnet, HTTP, FTP, SNMP, DHCP, RTP/RTCP, PPPoE, NTP

Conference Bitrate

64Kbps-8Mbps

Video Resolution

Main stream:
1080p (1920x 1080)
720p (1280x 720)
4CIF (704x 576)
CIF (352 x 288)
QCIF (176×144)
Dual stream:
UXGA (1600×1200)
WSXGA+ (1680×1050)
WSXGA (1440×900)
SXGA (1280x 1024)
WXGA (1280×800)
XGA (1024x 768)
SVGA (800 x 600)
VGA (640 x 480)

Video Port

HD: DVI-I (adapt to HDMI, YPbPr, VGA), VGA
SD: C-terminal

Audio Port

Digital: HDMI, RJ11
Analog: Cannon (48 v phantom power supply), RCA, 6.35 mm
Dual channel stereo supported

Control Port 

RS232
RS422
IR remote control

Network Port

10/100 M Ethernet

Other Ports

USB

Video

Local display supported
Adjustable brightness, saturation, and contrast
PAL and NTSC supported

Audio

Sampling frequency: 48 kHz
AEC, ANS, and AGC supported
Automatic labial synchronization supported
Speaker/microphone mutable

Dual-stream

H.239 supported
Single/dual-screen dual-display supported
Dynamic/static dual-stream supported
Adjustable bandwidth

Network Feature

Embedded proxy
NAT/firewall transversal
IPLR (Intelligent Packet Loss Recovery)
Dynamic bitrate adjustment
DiffServ/IP Precedence
Reconfigurable MTU
IP confliction detection
Automatic gateway finding and registration
Automatic PPPoE  re-call

OSD Logo and Text

OSD texts can be sent as short messages to MTs and MCUs.
OSD texts can be scrolled.
OSD texts can be loaded.
OSD text overlay is supported.
OSD text background color and font sizes and fonts of OSD texts are configurable.
OSD logos can be configured.

Multicast

Conference streams can be transferred using the multicast technique.
Local audio and video can be sent by the multicast technique.
Multicast can be applied to dual streams.
Multicast supports password authentication.

VOD

Supported

Safety

H.235 conference encryption
128-bit AES encryption
Conference password authentication
User authentication and authorization
Internal firewall
Gateway password-protected

Management

SNMP supported
Remote control supported
Remote operations using PC Web
Online Telnet/FTP/ Web-based configuration and upgrade
Event logs can be managed.
Self-tests and loop/ribbon/audio tests are supported.
Operating status testable
Alarm display and sending
Real-time video/audio bitrate display
Address book importing/exporting supported

Conference Functions

Point-to-point and multipoint conferences
Endpoint join-in request, chairman request, speaker request, and chime-in request
Calling by E.164 ID, alias, and IP addresses

Electricity

Power supply: AC (100V-240V/50~60Hz)
Power consumption: ≤80W

Operating Environment

Operating temperature: 0°C-45°C
Operating humidity: 10%-90% (non-condensing)
Atmospheric pressure: 70-106 kPa

Physical Characteristics

44 x 443 x 360 mm (H x W x D)
Weight: < 8 kg