3 products in 1: Modem, N300/N300 Dual band WiFi and 4 Port Gigabit Router
Requires Cable Internet Service. Approved on Comcast Xfinity, Charter, Time Warner, Brighthouse Networks, Cox, Mediacom and almost all Regional Cable Internet Providers for plans up to 100 Mbps. Not compatible with Verizon, ATT or Centurylink.
Docsis 3.0 Modem with 8 DOWNLOAD and 4 UPLOAD Channels capable of 343 Mbps download and 131 Mbps.

Original for $99.99 on amazon
https://www.amazon.com/ARRIS-SURFboard-SBG6580-DOCSIS-Router/dp/B0040IUI46