EXTREME VERSATILITY: Transforms a single USB-C port (Thunderbolt 3 compatible) into multiple video connections and data transfer ports; including a DisplayPort, HDMI, and VGA port + 1 USB-C data and 2 USB Type-A ports with USB 3.1 Gen 1 data transfer rates up to 5Gb/s to your Windows computer or laptop MULTI STREAM TRANSPORT TECHNOLOGY - Supports one Ultra HD 4K display or two Full HD 1080p displays (HDMI/DP, DP/VGA, HDMI/VGA) or three 720p video output by MST technology. Note: Video Wall mode requires either an AMD Eyefinity, Intel , or NVIDIA Surround technology graphics adapter. Requires GPU / graphics card to support at least 3 external displays to use all 3 video ports at the same time with extended mode. WIDE COMPATIBILITY & SUPER SPEED: Windows 10 / 8 / 7. Supports PD 3.0 specification providing up to 100W of power to charge Laptops, Notebooks, and peripheral devices. NOT for macOS! (Will only mirror displays if using with Mac)