The NETGEAR AC1200 Dual Band Cable Modem WiFi Router is designed to meet DOCSIS 3.0 specifications, making it 8x faster than DOCSIS 2.0. It provides with up to 1.2 Gbps for better WiFi and download speeds. With 8 download and 4 upload channels, you are provided with the most reliable and efficient speeds. Two Gigabit Ethernet ports allow for the fastest wired speeds to connect to your router or computer. It works with cable Internet providers like XFINITY from Comcast, Spectrum, Cox & more. System Requirements: Cable broadband Internet service. Check your cable Internet service provider web site for data speed tier compatibility. Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS, UNIX, or Linux. Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher. Use with an 802.11ac adapter like NETGEAR A6210 for maximum performance.