Amazon.com: NETGEAR Cable Modem CM400 Compatible with Cable Providers Xfinity by Comcast, Spectrum, Cox | For Cable Plans Up to 100 Mbps | DOCSIS3.0, Black (CM400-100NAS) : Electronics
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Motorola's DOCSIS 3.1 Cable Modem packs a 2.5Gb Ethernet port at low of $130 (Save $40)