Connect to high-speed cable Internet Create a home network and share an Internet connection. Connects to your cable provider's network (service required). Supports maximum speeds of up to 340Mbps for downloading and uploading. Owning your cable modem saves you money in the long run, ss you eliminate rental fees. Check with your cable provider to confirm savings. Approved by CableLabs(R) for use on most U.S. cable systems. Compatible with U.S. cable Internet service providers (ISPs).(Not compatible with cable-bundled voice services). Connect wireless devices directly to your computer or wireless router. Includes Gigabit Ethernet port with auto-sensing technology for faster access and downloads Designed to meet DOCSIS 3.0 specifications and is also backward compatible with DOCSIS 2.0 networks. Offers fast download and upload speeds - 343Mbps download and 122Mbps upload. Maximum rate is derived from DOCSIS 3.0 specifications and actual throughput will vary depending on the level of Internet service you maintain with your provider. Features Internet Protocol Version 6 (IPv6) next generation Internet addressing support. Includes everything you need to get started - power adapter, Ethernet cable, CD-ROM, stand and Quick Install Guide. Netgear(R) High Speed Cable Modem, DOCSIS 3.0, CM400 is one of many Cable Modems available through Office Depot. Made by Netgear.