ARRIS SURFboard DOCSIS 3.0 Cable Modem / N600 Wi-Fi Dual-Band Router. Approved for XFINITY Comcast, Cox, Charter and most other Cable Internet providers for plans up to 150 Mbps.(SBG6580) - Walmart.com
Comcast's big plans for 2020 include Wi-Fi 6 Xfinity routers - CNET
Xfinity Internet and WiFi Connection Troubleshooting - Xfinity Support
Refurbished: Motorola MG7550 DOCSIS 3.0 Cable Modem plus AC1900 Wi-Fi Router 686 Mbps Comcast Xfinity Time Warner Cable | Fast Server Corp. www.srvfast.com
NETGEAR Cable Modem Wi-Fi Router Combo C6250 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum - DC Supplies.net
Get xFi - Personalize, Manage, and Protect Your Xfinity Internet
CISCO DPC3939 XB3 Cable Modem for Xfinity | ModemGuides