Replacement Arris Touchstone Motorola Surfboard VoIP Modem Backup Battery Pack

Description

5-8 Hours of E911 compliance phone backup support depending on modem’s make and model. VoIP Batteries are designed to support only the Phone part of your Modem. Internet portion of your device is not designed to get battery support. Make sure you have an Analog Wired Phone connected with your modem directly. No Digital Phones or similar Devices are supported.