ARRIS SURFboard 16x4 Cable Modem / AC1600 Dual-Band WiFi Router. Approved for XFINITY Comcast, Cox, Charter and most other Cable Internet providers for plans up to 300 Mbps. - Walmart.com
Router vs Modem: Do You Need Both? - History-Computer
ARRIS SURFboard SBG8300 DOCIS 3.1 Wireless Cable modem and Dual-Band Wi-Fi Router 1000656 - The Home Depot
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 - Walmart.com