DOREMiDi MIDI MERGE-3 Guitar Five-pin Interface MIDI Host Box Adapter Converter

Midiman Merge 2x2-2 In/2 Out MIDI Merge Box Pink “UNTESTED” Buy/Sold As Is

MIDI Merger-3 Input 2 Output Support USB Power MERGE-3

Midiman Merge 2x2, 2 IN/2 OUT MIDI Merge Box - Pink

MIDI Solutions MultiVoltage Quadra Thru 1-in 4-out MIDI Through Box

KMX MIDI Merge/Select box

MIDI Thru Box MIDI Converter 5-pin Interface 1-in 6-out for Musical Instrument

MIDI Solutions MultiVoltage Merger 2-in 2-out MIDI Merge Box