Amazon.com: TP-Link TC-7610 DOCSIS 3.0 (8x4) Cable Modem. Max Download Speeds Up to 343Mbps. Certified for Comcast XFINITY, Spectrum, Cox, and more. Separate Router is Needed for Wi-Fi : Electronics
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TP-Link DOCSIS 3.0 (16x4) High Speed Cable Modem, Max Download Speeds of 686Mbps, Certified for Comcast XFINITY, Time Warner Cable, Cox Communications, Charter, Spectrum (TC-7620)