ARRIS SURFboard 16x4 Cable Modem / AC1600 Dual-Band WiFi Router. Approved for XFINITY Comcast, Cox, Charter and most other Cable Internet providers for plans up to 300 Mbps. - Walmart.com
RCA DCM315 Digital Cable Modem Digital Broadband Device Only | eBay
Digital Broadband HDTV and Hi Speed Cable Modem 1 GHz 15 dB Gain Signal Booster | 3 Star Inc Logo
Cable modem - Simple English Wikipedia, the free encyclopedia