Table Of Contents

Physical and Operating Environment Specifications

Physical and Operating Environment Specifications

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The following section describes the technical specifications for the Cisco Unified Wireless IP Phone 7920. Table C-1 shows the physical and operating environment specifications.

Table C-1 Physical and Operating Environmental Specifications 

Specification	Value or Range
Operating temperature	0° to 45°C (32° to 113°F)
Operating Relative Humidity	10% to 95% (non-condensing)
Storage Temperature	-30° to 60°C (22° to 140°F)
Drop Specification	1 meter to concrete
Thermal Shock	-30 C for 24 hours to up to +70 C for 24 hours
Phone Height	132.1 mm (5.2 in.)
Phone Width	53.3 mm (2.1 in.)
Phone Depth	25.4 mm (1 in.)
Phone Weight (with Standard Battery)	136.1 g (4.8 oz)
Power	•100-240 VAC, 50-60 Hz, 0.5 A—when using the AC adapter
Distance Requirements	As supported by the 802.11b specification, the Cisco Unified Wireless IP Phones should be within 500 to 1000 feet of an access point
Desktop Charger Height	75 mm (3.0 in.)
Desktop Charger Width	93 mm (3.7 in.)
Desktop Charger Depth	129 mm (5.1 in.)