HIS Multi-View USB 3.0 Portable Docking Station (HDOCKP) HDMI or VGA port, resolution up to 2048 x 1152 Gigabit Ethernet port, support 10/100/1000 Mbps data transfer. USB bus-powered USB 3.0 is downward compatible with USB 2.0 System Requirements: Computer with one USB 2.0 or 3.0 interface Supported Operating System: Windows 7/ Windows 8/ Windows 8.1 Mac OS 10.9 Computer with one USB 2.0 or 3.0 interface USB bus-powered. USB 3.0 Multi-Function Adapter. One USB 3.0 upstream connection. One USB 3.0 downstream connection.