ARRIS SURFboard SB8200 DOCSIS 3.1 cable modem for high-speed home internet.* DOCSIS 3.1 technology* 2 Gigabit Ethernet ports* Supports high-speed cable internet plans* Compact design* Great for home or office* Compatible with select major U.S. cable providers* Power adapter included if shown in photosCondition: Used — please see photos for exact condition.Important: Buyer should verify compatibility with their internet service provider before purchase. Modem service activation is required.