ARRIS SURFboard DOCSIS 3.1 Cable Modem & Dual-Band Wi-Fi Router for Xfinity and Cox service tiers Black SBG8300 - Best Buy
ARRIS SURFboard (24x8) DOCSIS 3.0 Cable Modem / AC1750 Dual-Band Router / XFINITY Voice. Approved for XFINITY Comcast Only for plans up to 600 Mbps. (SVG2482AC) From Walmart in Dallas, TX - Burpy.com
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
Netgear N600 8 x 4 WiFi Cable Modem and Router; Certified for XFINITY by Comcast, Spectrum, Cox, and more (C3700-100NAS) - Walmart.com
Arris Surfboard Docsis 3.1 Internet & Voice Modem For Xfinity, Model T25 (black) : Target