The UEH4002A 4-port USB 2.0 CAT 5 Extender incorporates patented ExtremeUSB® technology that enables users to extend beyond the standard 5 meter cable limit for USB peripheral devices. Extends USB transmission distance up to 100 m. Supports all USB 2.0 devices up to 480 Mbps. ExtremeUSB® – supports transparent USB 2.0 signals and true plug-and-play (no software or drivers required). Fully compliant with USB Electrical and Timing.