NETGEAR DOCSIS 3.1 Multi-Gig Cable Modem with 4 Ethernet Ports. Max download speeds of 6.0 Gbps, For XFINITY by Comcast, Spectrum, and Cox (CM1200) - Newegg.com
Best Buy: NETGEAR Nighthawk 32 x 8 DOCSIS 3.1 Voice Cable Modem, Voice support Black CM1150V-100NAS