ARRIS SURFboard (16x4) DOCSIS 3.0 Cable Modem/ AC1900 Dual-Band Wi-Fi Router, Approved for Xfinity Comcast, Cox, Charter and Most Other Cable Internet Providers for Plans up to 300 Mbps. (SBG6950AC2) - Walmart.com
Amazon.com: NETGEAR Nighthawk Modem Router Combo C7000-Compatible with Cable Providers Including Xfinity by Comcast, Spectrum, Cox,Plans Up to 600Mbps | AC1900 WiFi Speed | DOCSIS 3.0 : Electronics