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

MIDI Thru 6 Box USB MIDI Interface 1-in 6-out MIDI Thru Box MIDI Splitter

MIDI THRU-6 Box MIDI Interface Standard Five-pin 1-in 6-out MIDI Splitter

Midiplus TBOX 2x2 USB Midi Interface

Midiman USB Midisport 2x2 MIDI Interface w/ Cable Dual In/Out Ports Not-Tested

UMH-10 USB MIDI Host Box Interface 16 Channels Standard With Five-pin Interface

Doremidi Universal USB MIDI Host Box Audio MIDI Converter Interface 16 Channels

MOTU M2 2x2 USB-C Audio Interface - open box Excellent