ARRIS SURFboard SBG8300 DOCSIS 3.1 Modem. The item "ARRIS SURFboard SBG8300 DOCSIS 3.1 Modem" is in sale since Monday, March 1, 2021. This item is in the category "Computers/Tablets & Networking\Home Networking & Connectivity\Modems". The seller is "jlrmlp" and is located in Springdale, Arkansas. This item can be shipped to United States.