KORG NS5R Midi Sound Effect Module Synthesizer / With Power Cable / Working

Vintage YAMAHA EMT-10 AFM Sound Expander Midi Synth Module Early 1990s

Korg Interactive Vocal Harmony ih Vocoder Harmonizer MIDI module

KORG 05R/W AI2 Synthesis Module Midi New internal Battery

KORG M3R Vintage AI Synthesis Module Rackmount Synthesizer Sound Generator

Roland U-220 RS-PCM Sound Module Rack Synthesizer

Roland U-110 PCM MIDI sound module

Casio HT-700 Pulse Code Modulation Vintage Programmable Keyboard Synthesiser