ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem -Black

Like new still has the sticker on the digital screen. Comes with an adapter and an ethernet cable. No box. 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). *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 Building upon the success of the SB6120, Motorola's SURFboard SB6121 delivers your complete personal media experience, at lightning-fast broadband speed.