Building upon the success of the market leading Touchstone TM402 design, ARRIS is pleased to introduce the Touchstone TM502G. The Touchstone TM502G delivers two lines of primary line Voice over IP (VoIP) along with High-Speed Data Access. The Touchstone Telephony Modem TM502G uses a single battery slot with two battery pack options to support telephony service during extended power outages.
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