USB 2.0 High Speed (480Mbps), backwards compatible with USB 1.1 Full Speed (12Mbps) Plug & Play no additional drivers required OS independent, will work with any USB enabled computer 2 year warranty This useful device is perfect for extending the distance between your USB Peripherals and your computer by up to 150m, using inexpensive CAT5 or higher cable. It comprises a local unit, which must be connected directly (not via a hub) to a USB port on your computer, and a remote unit with a built-in bus-powered USB 2.0 hub for connecting up to 4 peripherals. CAT5 or higher network patch cable (not included) is then required to connect the two units together.