Arris T25 SURFboard® DOCSIS® 3.1 Telephony Cable Modem for Xfinity
Amazon.com: Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox and Spectrum | for Cable Plans Up to 800 Mbps | DOCSIS 3.0 + Gigabit Router : Electronics
The best routers for Xfinity in 2023 | Popular Science