Cisco CP-9951-CL-K9-RF | 9900 IP Phone

Technical Specifications:
- Display: 5-inch (12.7 cm) backlit color display
- Resolution: 640 x 480 pixels
- Ethernet switch: 10/100/1000
- Protocol support: SIP, SCCP
- Speakerphone: Full-duplex
- Audio codecs: G.711, G.729a, G.729ab, G.722, iLBC
- Power over Ethernet (PoE): IEEE 802.3af
- USB ports: 2
- Headset port: RJ-9
- Dimensions: 10.5 x 10.2 x 6.4 inches (26.7 x 25.9 x 16.3 cm)
- Weight: 3.4 lbs (1.54 kg)
- Operating temperature: 32 to 104°F (0 to 40°C)
- Operating humidity: 10 to 90% noncondensing

Helpful Notes:
- The Cisco CP-9951-CL-K9-RF is a refurbished model.
- This phone is ideal for use in large enterprises.
- The USB ports can be used for peripherals such as cameras and headsets.