Motorola SURFboard SB6121 Cable Modem (SB6121)
A new and improved version of the world's most widely deployed DOCSIS cable modems. For the residential cable subscriber who wants a powerful modem capable of delivering a high-speed data service at blazing fast speeds.10 / 100 / 1000 Base-T Ethernet Port (RJ-45) and 1-Year Limited Warranty.
Additional information:
• Requires CABLE Internet Service, if not sure your provider is CABLE call them to confirm
• Compatible with ALL Major CABLE providers like Comcast, Cox, Charter, Time Warner, Mediacom, Bright House