The Star Tech PS/2 to USB (Universal Serial Bus) Adapter means that you can connect a standard PS/2 keyboard & PS/2 mouse to a single USB (Universal Serial Bus) port on your PC or Mac. USB (Universal Serial Bus)-compliant operating systems (such as Windows 98 or Mac OS 8.6) will automatically recognize your keyboard & mouse as USB (Universal Serial Bus) input devices. It is ideal for connecting a full size keyboard & mouse to the USB (Universal Serial Bus)-capable notebook computer. It can also be used as a basic console sharer for instructional applications.