Check the listing for details. D-Link DOCSIS 3.0 Cable Modem DCM-301 Cox Comcast Xfinity. Color: Black, Condition: Used. Listed at 22.99 USD. D-Link DOCSIS 3.0 Cable Modem DCM-301 Cox Comcast Xfinity Used with Xfinity/Comcast for a few years, before upgrading. Model No: DCM-301 Package ContentsDOCSIS 3.0 Cable Modem (DCM-301)CAT5 Ethernet CablePower AdapterQuick Install GuidePortsPowerCableEthernetMinimum RequirementsSubscription with Cable Internet Service ProviderCoax Cable Jack (with Coax cable)Ethernet-enabled computer or routerFeatures10/100/1000Mbps Ethernet ConnectivityDiagnostic & Status LEDsDOCSIS• 3.0 CableLabs CertifiedDOCSIS 2.0 Backwards Compatibleup to 343Mbps Download Transmissionup to 150Mbps Upload TransmissionStatic or DHCP IP Request24/7 Basic Installation Support1-Year Limited WarrantyIPv6 SupportD-Link DOCSIS 3.0 Cable ModemHigh-Speed Broadband Internet AccessThe DOCSIS 3.0 Cable Modem (DCM-301) provides download speeds up to 8 times fasterthan DOCSIS 2.0, making it easier to enjoy your favorite Internet applications, such as filesharing, audio and video streaming, Internet TV and website browsing. Compatible With Most Cable Service ProvidersThe (EM-301 Cable Modem makes your broadband connection more efficient byclearing network resulting in a boost in download speeds, increased band-width and enhanced performance. The DCM-301 is backwards compatible with DOCSIS2.0/1.1/1.0 standards. The DCM-301 Cable Modem is DOCSIS CableLabs Certified and iscertified with all major U.S. cable companies.