The Lindy 50m USB 2.0 Cat.6 Extender can be used to extend the distance between a USB peripheral device and host computer by up to 50m.It consists of a local unit which connects to the computer and a remote unit that connects to the device.Standard, low cost Cat.5e/6 network cable (not included) is then used to bridge the connection between the two units.For best performance and compatibility, we recommend the use of solid core patched cables.The included power supply ensures secure and uninterrupted electricity supplies.