iConnectMIDI1 Lightning Version, 1-in 1-out USB to MIDI Interface for Mac, PC and iOS PC Compatible. 1-in and 1-out Set of MIDI DIN Ports Plug and play - no drivers needed 5-Foot Long USB to MIDI DIN Cable; USB Bus Powered USB MIDI Class Compliant System requirements for macintosh is mac os x 10.4 or greater, for windows is windows 7 or later, for ios is ios 4.2 or greater and coremidi compatible app