Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in great condition, delivering studio-style compression for guitar and bass with classic Keeley tone and low-noise performance. Simple controls for Sustain, Level, Attack, and Clipping let you dial in everything from subtle leveling to punchy country snap and smooth lead sustain. Compact stompbox format with true bypass switching and standard 1/4" in/out, powered by 9V DC center-negative supply. A reliable, gig-ready compressor that enhances clarity, dynamics, and sustain.