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    Xfinity XBB1-A Back-Up Battery for Arris XB6 & Technicolor Panoramic CGM4141 Wireless Gateways (Supports Voice/Phone Only, Not Internet)

    • Works for Cox Xfinity Panoramic xFi Voice Gateway.
    • You must have phone service by your internet service provider in order to use the Battery Back-Up Option.
    • This Battery Pack doesn't support the Internet part of the Modem.
    • Battery Pack provides 5 Hours of Talk Time.
    • An analog phone must be connected directly to the unit to have E911 service in case of electrical outage.
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    Overview
    Reviews
    Works for Cox Xfinity Panoramic xFi Voice Gateway.
    You must have phone service by your internet service provider in order to use the Battery Back-Up Option.
    This Battery Pack doesn't support the Internet part of the Modem.
    Battery Pack provides 5 Hours of Talk Time.
    An analog phone must be connected directly to the unit to have E911 service in case of electrical outage.

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