The Motorola SBV5322 SURFboard digital voice modem with Lithium-ion battery backup unlocks the potential of telephone service over cable's broadband connection to the home. It combines a DOCSIS®2.0 cable modem with an embedded multimedia telephone adapter and a field-replaceable Lithium-ion battery backup to provide high-speed data access and up to four lines of primary line digital voice telephone service to a home, home office or small business.

By combining multiple services in one unit, consumers can enjoy an efficient solution that offers many advantages over competing technologies. In addition, the SBV5322 integrated Lithium-ion battery backup minimizes the likelihood that a consumer will lose telephone service during a power outage.