ARRIS SURFboard SBG6900AC Docsis 3.0 16x4 Cable Modem/ Wi-Fi AC1900 Router - Retail Packaging - White 3 products in 1: 16x4 Cable Modem, AC1900 WiFi Router and Gigabit 4 port Wired Router Ceritified on Comcast Xfinity, Cox, Spectrum (Charter, Time Warner, Brighthouse Networks), Mediacom and many other US Cable Internet Providers. Requires Internet Service. Cable Modem is 16 Download and 4 Upload Bonded Channels with Internet Download speeds up 686 Mbps based on your Internet Service Plan. Approved for plans up to 300 Mbps. Compatible with major U.S. Cable Providers and supports IPv4 and IPv6-the latest Internet standard. Wi-Fi beamforming  max coverage and performance 2 year warranty with US based customer service. Refer to the Quick Start Guide and Installation video.Router is AC1900 dual band WiFi with 4 Gigabit Ethernet ports. Great for streaming HD Videos and gaming. NOTE: Refer the User Guide before use.