MOTOROLA MB7621 Cable Modem, DOCSIS 3.0 - Pairs with Any Wi-Fi Router | Approved by Comcast Xfinity, Cox, and Spectrum | 1000 Mbps Max Speed - Walmart.com
Xfinity Internet and WiFi Connection Troubleshooting - Xfinity Support
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
XB3 Modem Comcast Arris TG862gct Phone Modem for Xfinity