This PS/2 to USB (Universal Serial Bus) adapter allows modern PCs, which do not have PS/2 ports, to be connected to LINDY 'U' Series modular KVM switches. In use it connects to the KVM cable's PS/2 keyboard connector & then plugs into the PC's USB (Universal Serial Bus) port. Important: Please note this adapter is for use with LINDY 'U' Series modular switches only. If you require a standard PS/2 to USB (Universal Serial Bus) adapter (e.g. for converting keyboards & mice) please order LINDY Part No. 42866