Amazon.com: NETGEAR CM500-100NAR DOCSIS 3.0 Cable Modem with 16x4 Max Download speeds of 680Mbps. Certified for XFINITY by Comcast, Time Warner Cable, Cox, Charter & More (Renewed) : Electronics
What is Xfinity Flex, and what does it offer? - Reviewed
Xfinity Internet: Home internet service with fast Wifi speeds