Install the Cisco Wireless IP Phone 8821 Battery

A full battery means you’re fully prepared! ⚡💪

Don’t let a flat battery disrupt your service, replacements are available from Switchboard.

Battery Life:

Charge Time (from flat): 3.5 hours
Idle Time: Up to 40 hours
Daily Charging Needs: About 1.5 hours of charge every 24 hours for a phone.

Procedure

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