TRIPP LITE KVM Switch USB Server Interface Unit Virtual Media HD15 USB RJ45(B078-101-USB-1) Form Factor: external Max transfer distance: 98 ft. Needed to connect a USB Server to a B070 / B072-Series Net Commander KVM switch via Cat5e cable Easy to install; no software needed No power supply required Allows a recommended maximum distance of 100ft from KVM to computer/server via Cat5e cable Compact and lightweight design 1 Year Limited Warranty