This high speed DOCSIS® 3.0 Cable Modem gives up to 1.4Gbps download speed for streaming HD videos, faster downloads and high speed gaming. Save money by avoiding rental fees. Certified with Xfinity with speeds up to 800Mbps, Spectrum service of 400Mbps, and with Cox service speeds of 500Mbps. Please check your cable Internet service provider web site data speed tier compatibility (not compatible with Cable bundled voice services). Wireless router not included.