Extend your digital reach with the PS/2 extension cables. Expand your desktop computing space with USB to PS/2 extension cables. These cables already come in a variety of forms. You can use an extension cable so you can turn your PS/2 compatible mouse and keyboard as USB compatible devices. You can also use Ps/2 extension cables to simply aid mice and keyboards with short cables. These cables can have lengths ranging from three to ten feet. It all depends on how big your desktop space is, and how much computing freedom you require.