ARRIS Surfboard SB6183-RB DOCSIS 3.0 16x4 Cable Modem| Approved on Xfinity, Cox, Spectrum and Most Docsis Cable Internet Providers| Plans up to 400 Mbps (Renewed) : Amazon.ca: Electronics
SB6183 SURFboard® DOCSIS® 3.0 Cable Modem
Linksys and Arris SURFboard DOCSIS 3.0 Cable Modems cut rental fees starting at $20
Refurbished: Arris Motorola SURFboard SB6183 Docsis 3.0 Cable Modem Approved for Comcast / Xfinity, Wide Open West / WOW, Cable One, PenTeleData, Time Warner Cable / TWC, Cox, Spectrum - Newegg.ca
How to replace your modem (SB6183 Unboxing + Walkthrough). How to replace your router for optimum - YouTube