| Specification |
Detail |
| Supported Protocols |
H.323 (LAN) and H.320 (ISDN) |
| Video Standards |
H.261 (Annex D), H.263 (Annex D,F), H.263+ (Annex J), H.263++ (Annex U,W), H.264, MPEG-4 SP@L3, H.239 Video and Presentation Data Support, H.239 Dual Video Support |
| Video Resolution |
SQCIF (128 x 96, reception only), QCIF (176 x 144), CIF (352 x 288), 4CIF (704 x 576, H.263 only), Interlaced SIF (H.263, H.264 only) |
| Frame Rate |
Max. 30 frames/s (H.261, H.263, H.263+, H.263++, H.264, and MPEG-4 SP@L3), Interlaced SIF Mode (60 fields/s) |
| Bit Rate |
Up to 1.5 Mb/s in H.320 (including audio) Up to 4 Mb/s in H.323 (including audio) |
| Audio Bandwidth and Coding |
G.711: 3.4 kHz at 56/64 Kb/s G.722: 7.0 kHz at 48/56/64 Kb/s G.722.1: 7.0 kHz at 24/32 Kb/s (H.323) G.728: 3.4 kHz at 16 Kb/s G.723.1: 3.4 kHz at 5.3/6.3 Kb/s (H.323) G.729: 3.4 kHz at 8 Kb/s (H.323) MPEG-4 AAC (mono) 14 kHz at 64/96 Kb/s (H.323) at 48 Kb/s (H.320) |
| Audio Echo cancellation |
Noise Suppressor included, Automatic Gain Control included |
| ITU-T Standards |
H.320, H.323 H.221 Bonding H.281 FECC H.225.0 H.233 H.234 H.235 H.239 H.242 H.243 H.245 T.120 |
| Network Protocols |
TELNET (Server) HTTP (Server) FTP (Server) SNMP (Server) PING DNS (Client) DHCP (Client) RTP/RTCP TCP/UDP ARP |
| Multipoint Capabilities |
Up to 6 sites (H.320 & H.323) Up to 10 sites * cascaded IP connection |
| Lip Synchronization |
Manual On/Off |
| Security |
H.233, H.234, H.235 Sony Proprietary AES Encryption, Password Protection |
| QoS (Quality of Service) |
ARC (Adaptive Rate Control), Real-time ARQ (Auto Repeat reQuest) FEC (Forward Error Correction) IP Precedence, DiffServ |
| NAT |
Network Address Translation |
| UPnP |
Universal Plug and Play |
| Other Network Features |
TCP/UDP Port Setting for Firewall Auto Gatekeeper Discovery |
| Other |
Picture-in-Picture Lip synchronization Far end camera control Data Sharing |