Convert a PS/2 keyboard and mouse to a single USB interface This PS/2 USB Adapter converts a single USB port into two universal PS/2 ports, letting you connect any PS/2 peripheral (e.g. mouse, keyboard) to a computer through USB. Supporting plug and play installation, the PS/2 USB adapter offers a cost-effective way to bridge legacy PS/2 peripherals with a more modern, USB-capable computer. The StarTech.com Advantage - No drivers or software makes connecting PS/2 keyboard/mouse via USB truly Plug-and-Play - No external power requirements and a compact design is useful for mobile users - Backed by a StarTech.com 2-year warranty and free lifetime technical support