Product Overview
The Cisco Unified IP Phone 9951 is an advanced collaborative media endpoint that provides voice, video, applications, and accessories. Highlights include interactive video with support from the Cisco Unified Video Camera, High-definition (HD) voice, a high-resolution color display, Gigabit Ethernet and a new ergonomic design and user interface designed for simplicity and high usability. Accessories, sold separately, include a color Cisco Unified IP Color Key Expansion Module and the Cisco Unified Video Camera.

Features and Benefits
Key features of the Cisco Unified IP Phone 9951 include:

- Newly developed ergonomic design and user experience designed for use with the VGA display

- H.264 video support for multiparty standard-definition (SD) calling with USB support for the Cisco Unified Video Camera (Note: multiparty video communications supported with addition of a Multipoint Control Unit).

- Gigabit Ethernet network connectivity and switch port available for a downstream multimedia PC.

- Embedded Bluetooth radio and 2 USB ports support accessories for added freedom and convenience. Initial support for both wired and wireless headsets.

- Firmware support for XML and MIDlet-enabled applications.

Specification

Product
Product id	290966
Brand	Cisco Systems
Partnr	CP-9951-CL-K9=
EAN/UPC code	882658277566
Technical details
Expansion module support	Y
Keypad number of keys	12
Speakerphone	Y
Display
Display resolution	640 x 480 Pixels
Display diagonal	5 inch
Phone features
Lines quantity	5 regels
Caller ID	Y
Redialing	Y
Conference call	Y
Call forwarding	Y
Call hold	Y
Intercom	Y
Speed dialling	Y
Distinctive ring	Y
Call waiting	Y
Phonebook capacity	200 entries
Audio
Voice codecs	G.711a, G.722, G.729a
Video
Video codecs	H.264/AVC
Video capturing speed	30 fps
Video capture resolution (max)	640 x 480 Pixels
Network
Bluetooth	Y
Ethernet LAN	Y
Supported network protocols	DHCP, TFTP, DNS, SRTP, TLS, CAPF
Quality of Service (QoS) support	Y
DHCP client	Y
Ports & interfaces
Ethernet LAN (RJ-45) ports	2
USB 2.0 ports quantity	2
RJ-9 ports quantity	1
Power
Power over Ethernet (PoE)	Y
Weight & dimensions
Weight	1527 g
Handset weight	140 g
Package weight	1951 g
Other features
Dimensions (WxDxH)	262.5 x 39.7 x 234 mm
Colour
Product colour	Charcoal
Microphone
Microphone mute	Y
Operational conditions
Operating temperature (T-T)	-5 - 55 °C
Operating relative humidity (H-H)	5 - 90 procent
Storage relative humidity (H-H)	5 - 90 procent
Storage temperature (T-T)	-25 - 70 °C
Certificates
Compliance industry standards	IEEE 802.3af, 802.3at, IEEE 802.1Q