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
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USB 3.0 Cable Modem, ARRIS Surfboard (16x4) DOCSIS 3.0 Cable Modem, 686 Mbps Max Speed, Certified for Comcast Xfinity, Spectrum, Cox, Cablevision & More, Gigabit Ethernet port, Supports IPv4 and IPv6 - Newegg.ca
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