Rocktron 5-Pin To 7-Pin RDMH MIDI Cable Transfers MIDI commands from your MIDI footcontroller (with 7-Pin MIDI Out Jack) to any MIDI controllable gearTransfers commands from your MIDI footcontroller to any device with MIDI inputAllows more flexibility on location placement of power supplies30' length This MIDI cable gives you 30' of freedom Rocktron MIDI cable comes with an additional plug for an AC adapter on the 5-pin end