BRAND NEW IN BOX!

This ARRIS Touchstone Battery Back-up is a must-have for your Arris TM3402 or Arris TG3452 Voice Modem as this piece acts as both the power cord with back up battery connected. It ensures that you stay connected even during power outages to keep the phone lines active for up to 8-12 hours. The black battery has a sleek design and is compatible with the Arris TM3402 (a) & Arris TG3452 models regardless of who your provider is. Moreover, it is a great addition to provide back up power when needed to your home networking and connectivity setup.