Xfinity Arris Battery Backup XBB1-A for Xfinity Cable Modem

Arris touchstone XBB1-a Battery backup devices For XB6 cable modem 57WH 8.4VDC

ARRIS Touchstone TM822G DOCSIS 3.0 Telephony Modem - VOIP + battery - Comcast

ARRIS SBG6580 DOCSIS3.0 Cable Modem WiFi Router COMCAST XFINITY COX

ARRIS (16x4) SURFboard DOCSIS 3.0 Cable Modem. Approved on Xfinity Comcast

Arris TM822R DOCSIS 3.0 Voice Cable Modem w/ Backup Battery – Used, Great Shape

MOTOROLA ARRIS SBG6580 DOCSIS 3.0 Cable Modem Router COMCAST XFINITY COX

Arris SB6183 Motorola Docsis 3.0 Cable Modem Comcast Xfinity Black.