The NETGEAR CM400 High Speed Cable Modem provides a connection to high-speed cable Internet, up to 340 Mbps. With DOCSIS 3.0 it is 8X faster than 2.0. It is CableLabs DOCSIS 3.0 Certified to work with cable Internet providers XFINITY from Comcast, Spectrum, Cox, Cablevision and more.
Good news.... Best Buy was right there for me every step of the way.Best Buy made 2 exchanges bing bang boom. They ended up providing me with a Motorola modem. Problem solved. I give Best Buy 100 Stars for their customer service. I could not ask them for anything more. One very happy customer