Hama On/Off Switch 480Mbit/s Black,Silver interface hub

"On/Off Switch" USB 2.0 Hub 1:4, with power supply - For connecting up to 4 USB devices (e.g. mouse, keyboard, printer, external hard drive) to a USB port.
- High-speed data transfer of up to 480 Mbps.
- Additional power supply unit for power supply.
- Additional USB cable for connecting to a PC/laptop.
- Separate on/off switch allows for energy-saving use of the devices.
- LED function indicator gives information about the device status.
- Top-side socket allows you to plug USB devices in on the top for added simplicity and convenience.
- Greater distance between sockets makes it easier to plug in wider USB plugs/dongles.
- Suitable and tested for USB 2.0, backward compatible with USB 1.1.

System Requirements:
- Operating system: Windows 2000/XP/Vista/7/8 and Mac OS 10.x.