Extend two usb 20 connections with power by up to 330ft over cat5 or cat6 cabler r extend up to two usb 20 devices up to 100 m 330ft over a single cat5 cabler connect usb devices at speeds up to 480 mbps with 500ma of power without the use of a power adapterr backed by a startechcom 2 year warranty and free lifetime technical supportr r extend two usb 20 connections with power by up to 330ft over cat5 or cat6 cable the usb2002ext2 2 port usb 20 extender lets you extend usb 20 connect