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
Amazon.com: TP-Link TC-W7960 DOCSIS3.0 300Mbps Wireless WiFi Cable Modem Router for Comcast XFINITY, Time Warner Cable, Cox Communications, Charter, Spectrum : Electronics
ARRIS SURFboard (24x8) DOCSIS 3.0 Cable Modem / AC1750 Dual-Band Router / XFINITY Voice. Approved for XFINITY Comcast Only for plans up to 600 Mbps. (SVG2482AC) - Walmart.com
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Amazon.com: Motorola MB8600 Cable Modem + AC2600 Smart Wi-Fi Router with Extended Range | Top Tier Internet Speeds | Approved for Comcast Xfinity, Cox, and More – Separate Modem and Router Bundle : Electronics