These day there are many programs that let you remotely access the desktop or hard drive of another PC, and so control one or various PCs from the same monitor, but what USB for Remote Desktop offers goes even further.
USB for Remote Desktop lets you remotely access the content of USB devices in other PCs, letting you see data in pendrives, memory sticks, etc.
The problem, however, with USB for Remote Desktop is that it cannot access all USBs, it just works with certain ones.