Full specification
Cisco Unified IP Phone 9951
Color display: 5-inch (640 x 480 pixels)
Video: H.264 codec, VGA resolution up to 30 fps
Ethernet: 2 Gigabit ports with PoE support
Audio: Wideband audio, G.711a/u, G.729a/ab, G.722, iSAC, iLBC
Connectivity: 2 USB 2.0 ports, Bluetooth 2.0
Lines: 5 expandable to 77 with Key Expansion Modules
Up to 200 calls supported
Dimensions: 9 x 5 x 4 inches
Color: Charcoal
Includes: Unified Video Camera
