The ARRIS SURFboard (16x4)AC1600 is an all-in-one cable modem & Wi-Fi router combo. It combines a DOCSIS 3.0 cable modem with an 802.11ac Wi-Fi router that is equipped with 2 one-gigabit Ethernet ports. It has 16 downstream channels and 4 upstream channels and AC1600 Wi-Fi, making it a perfect, economical choice for lower bandwidth home networks. The all-in-one modem & Wi-Fi router combo means no more managing multiple devices. Utilize the 2 one-gigabit Ethernet ports for reliable, wired connections and free-up your Wi-Fi to maximize speeds for wireless devices. In just a few steps you can have your home network up and running. Setup has never been easier. Simply download the SURFboard Central app and follow the step-by-step instructions to get your modem up and running. No more calls to your Internet Service Provider to activate your modem. SURFboard Central takes you through that process to get you up and running quickly. Plus, it saves you $168 monthly modem rental fees! It fits easily into any home office and is compatible with major U.S. cable internet service providers including Cox, Spectrum, Xfinity and others.