NETGEAR
NETGEAR Nighthawk Cable Modem CM1200 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 2 Gigabits | 4 x 1G Ethernet Ports | DOCSIS 3.1, Black
Digital Communications with Emphasis on Data Modems: Theory, Analysis, Design, Simulation, Testing, and Applications
ARRIS
ARRIS Surfboard S33 DOCSIS 3.1 Multi-Gigabit Cable Modem | Approved for Comcast Xfinity, Cox, Spectrum & More | 1 & 2.5 Gbps Ports | 2.5 Gbps Max Internet Speeds | 4 OFDM Channels
TP-Link
TP-Link TC-W7960 DOCSIS3.0 300Mbps Wireless WiFi Cable Modem Router for Comcast XFINITY, Time Warner Cable, Cox Communications, Charter, Spectrum