The IOGEAR 2-Port USB Cable KVM allows users to share a VGA monitor, a USB mouse, a USB keyboard, a set of powered speakers and a mic between two computers. Users can switch between computers using a manual pushbutton switch located on a wired remote that can be placed on your desk for convenience. The GCS72U offers an out-of-box solution with no additional cables, power supply, or software needed; it's simple plug & play. It supports multiple operating systems including Windows, Sun, and Mac. It is the ideal KVM for those who want a competitively priced, entry level KVM that will allow them to multitask with two computers at their convenience.