Used BOSS SY1 Effect Pedal

Transform your guitar tone with the used BOSS SY-1 Synthesizer pedal, in great condition. Offering 121 total sounds—11 types with 11 variations each—this compact pedal delivers dynamic polyphonic synth tones without the need for a special pickup. With intuitive controls for tone/rate, depth, effect level, and blend, the SY-1 allows effortless integration into any pedalboard. It’s perfect for players seeking lush, expressive synth textures while maintaining natural guitar feel and playability.