Amazon.com: ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem | Approved for Comcast Xfinity, Cox, Charter Spectrum, & more | Two 1 Gbps Ports | 1 Gbps Max Internet Speeds | 4 OFDM Channels | 2 Year Warranty,White : Electronics
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