Description
| Model | C3 |
| Name | Integrated HD Video Conference Terminal |
| Standard & Protocol | |
| Multimedia
Framework Protocol |
ITU-T H.323, IETF SIP |
| Video Codec Protocol | H.261, H.263, H.263+, H.263++, H.264, H.264 High Profile, H.264 SVC
(optional) |
| Audio Codec Protocol | G.711, G.719, G.722, G.722.1*, G.722.1C*, AAC-LD, G.726, SILK, Opus |
| Double Stream Protocol | ITU-T H.239, BFCP |
| Other Communication
Protocols |
H.221, H.224, H.225, H.235, H.241, H.245, H.281, H.350, H.460, T.140,
DTMF |
| Network Transmission
Protocols |
TCP/IP, DHCP, SSH, HTTP, HTTPS with SSL/TLS, RTP, RTCP, RFC3261,
RFC3264, RFC2190,RFC3407, RFC2833, RFC4585(RTP/AVPF), SNTP, ARP |
| Video Features | |
| Active Image Resolution | • 1080p, min. bandwidth 1024 Kbps;
• 720p, min. bandwidth 512 Kbps; • w448p/4SIF/4CIF, min. bandwidth 256 Kbps; • w288p/SIF/CIF, min. bandwidth 128 Kbps |
| Data Content Resolution | • Input: VGA (640×480), SVGA (800×600), XGA(1024×768), WXGA(128
0x768), WXGA (1280×800), 1280×960, SXGA(1280×1024), 1360×768, 1366×768, 1440×900, 1600×900, 720p(1280×720), 1080p(1920×1080)； • CODEC: 800×600, 1024×768, 1280×1024, 1280×720, 1920×1080； (optional) • Output: 800×600, 1024×768, 1280×1024, 1280×720, 1920×1080 |
| Active Double Stream | Dual 720p (1080P optional) |
| Built-In HD Camera | • Input: 720P (1080P optional);
• Sensor:2.07 megapixels effective pixels , 1/2.8-inch CMOS; • Lens：10x optical zoom; • Max. horizontal view angle：60° ; • PTZ：Horizontal+/-170° , vertical-30 ~ +90° ; • Automatic white balance, automatic exposure, and automatic focus supported; • Remote camera control supported; • Mirror/Flip supported; • 100 preset positions |
| Other Image Features | PIP, POP and other display modes supported |
| Reliability & Security | |
| Network Adaptability | Video forward error correction (FEC), automatic repeat request
(ARQ), automatic speed up & down |
| Security Management | • H.235 signaling and media stream encryption(AES-128, AES-256)；
• TLS and SRTP • Administrator password: SSH/HTTPS |
| Audio Features | |
| Audio Features | • Automatic echo cancellation (AEC)
• Automatic gain control (AGC) • Automatic noise suppression (ANS) • Lip-sync supported |
| Bandwidth | |
| IP | 64kbps ~ 2Mbps |
| Interface | |
| Audio Input Interface | 1 x 3.5 mm linear input;
1 x 3.5 mm mic input; 1 x HDMI audio input; 1 x USB mic input |
| Audio Output Interface | 1 x 3.5mm linear output;
1 x HDMI Audio output; 1 x USB Audio output |
| Video Input Interface | 1 x HDMI;
1 x built-in camera; 1 x RTSP (optional) |
| Video Output Interface | 2 x HDMI |
| Communication Interface
(reserved) |
1 x RS232, 3-pin Phoenix plug |
| USB Interface | 2 x USB2.0 (USB flash disk and USB microphone etc. supported) |
| Network Interface | 1 x RJ45: 10/100 Base-T |
| Conferencing Features | |
| Language | Simplified Chinese, Traditional Chinese, English, Polish, etc. |
| Contacts and Call History | 10,000 local contacts and call records |
| Featured Functions | • Secondary stream accompaniment;
• Network upgrade; • Timed start/shutdown; • DNS SRV supported; • Incoming call password; • Asymmetric bandwidth; • USB microphone access; • Two- and three-split display; • Network address book; • Web conference control supported; • Automatic standby and automatic wake-up by incoming call; • Static NAT addresses obtained automatically; • PIP (1/16 screen size), PBP; • Third-party integrated API supported; |
| General Specifications | |
| Dimensions | • Terminal size：240mm x 146mm x 160mm • Package size：285mm
x 235mm x 230mm |
| Weight | • Net weight：1.7Kg; • Gross weight：2.5Kg |
| Power Supply | • Operating voltage: AC 100V ~ 240V, DC 12V • Operating frequency:
50Hz/60 Hz • Max. power consumption: 18 W |
| Environmental
Requirements |
• Temperature: 0° C ~ 40° C (operating state),-40° C ~ 70° C (non-
operating state) • Relative humidity: 10% ~ 80% (operating state), 0% ~95% (non-operating state) • Ambient noise: < 46 dBA SPL • Min. illuminance: 5 lux • Recommended illuminance: > 300 lux |
| Certification and Standards | China Telecom network access，CCC |
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