Expand the use of your USB devices with the Tripp Lite TRPU222007R 7 Port 2.0 USB Hub. This USB 2.0 hub allows you to connect up to seven USB devices to a single USB port on your computer. This hub meets or exceeds USB 2.0 specifications for high-speed data transmission rates up to 480Mbps. Compact design is perfect for both mobile and desktop users. While the high-speed USB hub will function perfectly in virtually all cases without needing external power, an included compact, multi-voltage AC adapter (110/220V) can be used for the rare circumstance when connecting a power-hungry device. This USB 2.0 device is backward-compatible to function with both USB 2.0 and USB 1.1 devices. Over current protection safeguards connected equipment from over voltages. It includes a stand that offers convenient upright positioning.