Used BOSS CS3 Compressor Sustainer Effect Pedal

Used BOSS CS-3 Compressor/Sustainer in great condition—an essential stompbox for tightening dynamics and adding smooth, singing sustain. Dial in everything from subtle leveling to punchy squish with Level, Tone, Attack, and Sustain controls. Compact, road-ready BOSS enclosure with standard 1/4" input/output and DC 9V power (battery or adapter). Perfect for clean funk, country snap, or soaring lead tones while keeping your signal consistent and mix-ready.