Value or rangeSpecification
14° to 140°F (–10° to 60°C)
Storage temperature
9.2 in. (23.4 cm)Height
10.33 in. (26.25 cm)Width
1.56 in. (3.97 cm)Depth
3.5 lb. (1.6 kg)
Handset: Slimline (5 oz., 140g) or Standard (6 oz., 170g)
Weight
100-240 VAC, 50-60 Hz, 0.5 A when using the AC adapter
48 VDC, 0.2 A when using the in-line power over the network cable
Power
290mA (1.45W) (excludes the power consumed by the phone)Power consumed by the camera
(Applicable to Cisco Unified IP
Phone 9951 and 9971)
Category 3/5/5e/6 for 10-Mbps cables with 4 pairs
Category 5/5e/6 for 100-Mbps cables with 4 pairs
Category 5e/6 for 1000-Mbps cables with 4 pairs
Cables have 4 pairs of wires for a total of 8
conductors.
Note
Cables
As supported by the Ethernet Specification, the maximum cable length
between each Cisco Unified IP Phone and the switch is assumed to be
330 feet (100 meters).
Distance requirements
For power information regarding the Cisco Unified IP Key Color Expansion Module, see KEM Power
Information, on page 114.
Note
Cable Specifications
The following information lists the cable specifications:
•
RJ-9 jack (4-conductor) for handset and headset connection
•
RJ-45 jack for the LAN 10/100/1000BaseT connection (10/100/1000 Network port on the Cisco Unified
IP Phone 8961, 9951, and 9971)
•
RJ-45 jack for a second 10/100/1000BaseT compliant connection (10/100/1000 Computer port on the
Cisco Unified IP Phone 8961, 9951, and 9971)
Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager
10.0
4
Cable Specifications
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