Used Roland GR20 Effect Processor

The used Roland GR-20 Guitar Synthesizer/Effect Processor in good condition delivers classic synth tones and guitar effects in a compact floor unit. Featuring a wide range of onboard patches, COSM-style processing, and easy-to-use controls, it’s ideal for adding pads, leads, basses, and textures to your playing. Includes standard 1/4" output and a dedicated GK pickup input for Roland 13-pin systems, perfect for stage or studio creativity.