ARRIS SURFboard mAX (8x4) DOCSIS 3.0 Cable Modem, 343 Mbps Max Speed, Xfinity Telephone Capable for 2 Lines, Certified for Comcast Xfinity Only (TM822R)

The TM822R is a telephony modem designed for XFINITY customers desiring to own their device. Using DOCSIS 3.0 technology the TM822R provides high-speed data service using bonded send and receive channels for greater bandwidth. The TM822R includes 2 Voice ports for 1ST and 2nd line telephony services. A battery backup option is available to provide emergency services in the event of a power outage in the home. Using multi-processor technology, the TM822R can achieve High bandwidth performance without affecting Voice quality, a historical ARRIS product standard for the best in service performance. The TM822R is a telephony modem designed for XFINITY customers desiring to own their device. Using DOCSIS 3.0 technology the TM822R provides high-speed data service using bonded send and receive channels for greater bandwidth. The TM822R includes 2 Voice ports for 1ST and 2nd line telephony services. A battery backup option is available to provide emergency services in the event of a power outage in the home. Using multi-processor technology, the TM822R can achieve High bandwidth performance without affecting Voice quality, a historical ARRIS product standard for the best in service performance.