Amazon.com: Arris Touchstone TM804G Telephone Modem Docsis 3.0 (4 x VoIP Ports) (Without Wireless Option) : Office Products
ARRIS SURFboard (16x4) DOCSIS 3.0 Cable Modem. Approved for XFINITY Comcast, Cox, Charter and Most Other Cable Internet Providers for Plans up to 400 Mbps. - Walmart.com