Conceptronic C4USB2 480Mbit/s Black,Chrome,Silver interface hub

4 Ports Powered USB Hub This 4 ports USB 2.0 hub makes it possible to expand your netbook, notebook or PC with 4 extra USB ports with only using one free USB port! You can easily add up to 4 USB devices or gadgets to your netbook, notebook or PC. The included AC/DC adapter simultaneously provides all ports with power. The leds on the topcover indicate the status of the USB hub and each USB port.