Used Keeley 4 Knob Compressor Effect Pedal

Capture legendary tone with this used Keeley 4 Knob Compressor, in great condition and fully functional. Featuring controls for Sustain, Level, Attack, and Clipping, this pedal delivers studio-grade compression with incredible clarity and punch. Ideal for both guitar and bass, it offers true bypass switching and operates on standard 9V power. Perfect for smoothing dynamics or enhancing sustain, this pedal remains a go-to choice for professionals seeking refined, touch-sensitive response.