The Sabrent SBT-PS2U USB to Dual PS/2 Converter connects Legacy PS/2 devices to a USB systems. Using only one USB port on your computer, you can connect both a PS/2 mouse and a PS/2 keyboard. In addition, you can connect KVM Switches and Barcode Scanners. Features: Compatible with USB 1.1/2.0 Supports both UHCI and OHCI specifications Converts 2 PS/2 devices (Keyboard & Mouse) to 1 USB port Fully Bus-Powered; no power adapter is needed Easy plug & play installation Compatible with all PC/MAC/Linux systems equipped with a USB port USB Connector: Type A PS/2 Connectors: (1) Keyboard 6-pin Mini Din Female (purple); (2) Mouse-6-pin Mini Din Female (green) System requirements: Windows: 2000/XP/Vista/7/8 (Both 32-bit & 64-bit versions) Intel-based Mac OS X or later Package contents USB TO DUAL PS/2 ACTIVE CONVERTER CABLE