Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in Excellent condition—studio-smooth compression and sustain in a pedalboard-friendly box. Dial in the perfect feel with Level, Sustain, Attack, and Clipping controls for everything from subtle leveling to punchy country snap. Built for electric guitar with low-noise performance, true bypass switching, and standard 9V DC operation. A go-to compressor that adds clarity, consistency, and touch sensitivity to any rig.