Experience a new generation of cable modems that deliver up to 2.5Gbps Multi-Gigabit Internet speed, so you can be ready for the fastest cable Internet service plans of today and tomorrow. DOCSIS® 3.1 delivers the world's fastest cable Internet with speeds that are 10 times faster than DOCSIS® 3.0. Save up to $168 per year by eliminating monthly cable modem rental fees. The Nighthawk® 2.5Gbps Internet Speed Cable Modem is backward compatible with DOCSIS® 3.0 and work with all Internet service speed tiers.The NETGEAR Difference - CM2000 2.5Gbps ultra high speed Internet connections DOCSIS 3.1 Technology Supports IPv6 Easy installation Compatible with all major US Cable Service Providers Performance and Use 2.5X Internet speeds-The next Generation DOCSIS® 3.1 Cable modem with 2.5G ethernet port support up to 2.5 times faster speeds than the first generation DOCSIS® 3.0 modem. DOCSIS® 3.1-Up to 10X faster download speeds than DOCSIS® 3.0. DOCSIS® 3.1 is 2x2 OFDM(A)+ DOCSIS® 3.0 32x8 channel bonding Multi-gig Internet speed system- Experience a new generation of cable modems that deliver up to 2.5Gbps Multi-Gigabit Internet. Ready for Fastest Speeds Available by Cable Service Providers-Built ready for Gigabit (and more) cable Internet service plans available today and future upgrades Saves Money-Eliminate monthly cable modem rental fees and save up to $168 per year Backward Compatible-Backward compatible to 32x8 channel bonding in DOCSIS® 3.0 mode Works right out of the box with XFINITY® from Comcast, Spectrum® , Cox® , and more Easy Installation-Trouble-free setup only takes a few quick Power savings-Energy efficient to reduce cable modem power usage. Nighthawk Multi-Gig Eco System support. Works best with the RAX120, RAX200, and Orbi RBK852 and future routers with 2.5Gbps WAN Port.