Cisco CP-BATT-7925G-EXT

Extended battery for CP-7925G-A-K9 Wireless IP Phone.

This extended lithium ion battery supports up to 13 hours talk time and 240 hours standby time on a single charge. It can be charged on a Cisco battery charging station, or by plugging the phone into a standard mini usb phone charger.

Actual battery life varies significantly based on environmental factors and Bluetooth use