Roland SC-33 MIDI Sound Canvas ModuleSC-33, with generic adaptor, tested 100%.

Roland SC-55ST Sound Canvas MIDI Sound Module Desktop Synthesizer GS Black

Yamaha MU5 Tone Generator Midi Sound Module +++ OEM Power Adapter

Roland RA-30 Arranger Recorder Desktop Synthesizer with MIDI and Pedal Input

Roland Juno Ds61 61-key Keyboard Synthesizer w/ AC Fully tested

Yamaha FB-01 FM Synth Module w/ Box Manual Vintage 1980s MIDI Sound Generator

Roland SC-55 MKII MK2 Canvas Midi Sound Module Excellent Condition

Roland EDIROL SD 20 Studio Canvas USB MIDI Sound Module GM2 GS Tested