NETGEAR Certified Refurbished Cable Modem Router ELIMINATE MONTHLY CABLE MODEM RENTAL FEES - Up to $156 per year DOCSIS 3.0 Cable Modem with 1 Gigabit Ethernet port. One (1) Gigabit Ethernet port with auto-sensing technology Up to 340Mbps download and upload speed. Separate router required for WiFi. 8x4 channel bonding. 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.