Extends a single USB (Universal Serial Bus) port up to 50m using low cost CAT5/5e/6 network cable (not included) USB 1.1 compliant; supports speeds of up to 12 Mbps Powered by the USB (Universal Serial Bus) bus, an optional power supply is available for use with high current USB (Universal Serial Bus) devices At lengths of up to 40m, can be used in conjunction with a USB (Universal Serial Bus) hub to extend multiple devices Compatible with all USB (Universal Serial Bus) equipped computers including PCs & Macs 2 year warranty The LINDY CAT5 USB (Universal Serial Bus) Extender can be used to extend the distance between a USB (Universal Serial Bus) device & a host computer by up to 50m. It consists of a local unit, which connects to the computer, & a remote unit which connects to the device. Standard, low cost CAT5/5e/6 cable (not included) is used to connect the two units together.