ARRIS Touchstone TM722/TM8 Modems 16/24 Hour Batteries - SKU 802251 $79.00 ARRIS battery pack for Touchstone TM722, TM802, TM804 and TM822 telephony modems. Provides up to 24 hours of battery backup In the TM802, TM804 and TM822. Up to 16 hours of battery backup in the Touchstone TM722. Lithium-ion Battery Pack 8800 mAh 8... Out of stock
