Frontier Digital Voice service needs your home’s electricity to work. If you lose power, a battery backup unit can power your phone so you can make phone calls, including emergency 911 calls.
Battery backup units are available for all Frontier Digital Voice customers with the following services:
Frontier® Fiber Internet
Did you notice an intermittent beep coming from the battery backup unit? This means it needs attention. Here’s how to test the battery for possible replacement: