The 2-Port USB (Universal Serial Bus) 2.0 Manual Switch lets you conveniently share USB (Universal Serial Bus) devices between two PCs. Easily extend the number of USB (Universal Serial Bus) devices shared by using a USB (Universal Serial Bus) hub to daisy-chain up to 127 devices. Quickly switch between the two computers with the use of hot-keys. Plug-&-play functionality makes installation a breeze.