The SURFboard SB6141 is a perfect fit for a blazing-fast home network. The SB6141 is a DOCSIS 3.0 Cable Modem that provides you with 343 Mbps download speeds – perfect for things like streaming HD Video, online gaming, shopping and downloading. It supports IPv6 – the latest Internet standard and is compatible with major U.S. Cable providers. The SURFboard SB6141 is easy to install so you’ll be surfing in a matter of minutes, it’s easy to see why we’re The Market Leader in modems!