Blurex DOCSIS 3.0 Cable Modem Compatible with Time Warner, Charter, Mediacom, Bright House DOCSIS 3.0 compliant -- Full-featured, high bandwidth, compact economical cable modem Compatible with most Major CABLE providers like Optimum,Charter, Time Warner, Mediacom, Bright House (Not compatible with Comcast) Internet download speeds up to 320 Mbps and upload speeds up to 131 Mbps based on your Cable provider service Perfect for streaming HD Video and gaming on multiple devices simultaneously --CableLabs CW80 certified US Based Customer Support 877-300-7156