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
Cable modem - Wikipedia
DOCSIS® 3.0 24x8 Cable Modem - CM600
Own the Cable Modem: #1 Tip on Best Internet | Dong Knows Tech
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
Shopping for a cable modem? Read this first! - CNET
What is a Cable Modem?
What Is a Cable Modem?
Cable modem - Simple English Wikipedia, the free encyclopedia
NETGEAR Nighthawk DOCSIS 3.1 Cable Modem Black CM1000-100NAS - Best Buy