Cisco 8851 IP Phone CP-8851-K9 with 5-inch Color Display, HD Video, and USB Ports for Executive Communications
The Cisco CP-8851-K9 is a high-performance multi-line IP phone designed specifically for knowledge workers and executives. Part of the Cisco IP Phone 8800 Series, this advanced communication device combines sleek ergonomic design with crystal-clear audio and integrated mobile connectivity to enhance workplace productivity and collaboration.
- High-fidelity wideband audio for exceptional call clarity
- 5-inch widescreen color display with 800 x 480 resolution
- Integrated Bluetooth 4.0 for mobile device pairing
- Five programmable line keys for enhanced productivity
- Secure voice communications with robust encryption (K9 designation)
- Seamless integration with Cisco network infrastructure
- Two USB 2.0 ports for peripheral connectivity
| Attribute | Specification |
|---|---|
| Model Number | CP-8851-K9 |
| Display Size | 5-inch WVGA color display |
| Display Resolution | 800 x 480 pixels |
| Ethernet Ports | 2 x Gigabit Ethernet (RJ-45) |
| USB Ports | 2 x USB 2.0 (Type-A) |
| Bluetooth | Bluetooth 4.0 EDR |
| Power Supply | IEEE 802.3af PoE (Power over Ethernet) |
| Voice Codecs | G.711a, G.711u, G.722, G.729a, iLBC, iSAC |
| Dimensions | 9.02 x 10.13 x 1.57 inches (229.1 x 257.34 x 40 mm) |
| Weight | 2.62 lb (1.19 kg) |
This executive IP phone supports SIP (Session Initiation Protocol) and features comprehensive VoIP protocols including RTCP, RTP, SDP, and SRTP. The device offers five programmable line keys (expandable to ten with feature keys) and includes full-duplex wideband speakerphone capability with support for both wired (RJ-9) and wireless headsets via EHS (Electronic Hookswitch) and USB connectivity.
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