D-Link DOCSIS 3.0 Cable Modem (DCM-301) Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more. Requires Cable Internet Service Not compatible with: Verizon, AT&T, or CenturyLink Cable Modem only (no WiFi router) Integrated home services Maximum downstream speeds: 30 Mbps (640QAM) / 43 Mbps (256QAM) / up to 320 Mbps through 8 channel bonding1 .Maximum upstream speeds: 30 Mbps (TDMA) / 35 Mbps (SCDMA) / up to 160 Mbps1 Modem only. Router not included Compatible with major US cable providers, including Comcast, Time Warner and more Up to 8 times faster than DOCSIS 2.0 with speeds of up to 343Mbps. DOCIS 3.0 compliant Gigabit Ethernet Port IPv6 Ready Eliminate monthly rental fees