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 works with all internet service speed tiers. 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) plus 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 minutes 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 Not compatible with cable bundled voice services, this cable modem does not have a built-in wireless router or telephone capability, please check your cable internet service provider web site for data speed tier compatibility and to ensure it provides DOCSIS 3.1 service, otherwise this modem will only work as a DOCSIS 3.0 modem