NETGEAR N450-100NAS (8x4) WiFi DOCSIS 3.0 Cable Modem Router (N450) Certified for Xfinity from Comcast, Spectrum, Cox, Cablevision & more ELIMINATE MONTHLY CABLE MODEM RENTAL FEES - Up to $156 per year Two-in One DOCSIS 3.0 Cable Modem + WiFi Router with 4 Gigabit Ethernet ports and 2 USB 2.0 ports Up to 340Mbps modem speed and N450 (2.4GHz) WiFi speed. 8x4 channel bonding. Use with an N900 adapter like NETGEAR WNDA4100 for maximum performance DOCSIS 3.0 unleashes 8x faster download speeds than DOCSIS 2.0 Ideal for streaming HD videos, faster downloads, and high-speed online gaming Required for the fastest cable Internet speed tiers Compatible with Xfinity from Comcast, Spectrum, Cox, & more. Not compatible with bundled voice services