Used Keeley 4 Knob Compressor Effect Pedal

Used and in excellent condition, the Keeley 4 Knob Compressor delivers studio-grade compression in a rugged, compact stompbox. Designed for guitarists who demand clarity and dynamic control, this pedal features Sustain, Level, Attack, and Clipping knobs for precise tonal shaping. Based on the legendary Ross Compressor circuit, it offers incredibly low noise and a transparent response ideal for both clean tones and solos. True bypass switching ensures no tone loss when disengaged, and its durable metal chassis is built to last through countless gigs. A favorite among professionals, the Keeley 4 Knob Compressor is a reliable tool for thickening rhythm parts or adding sustain to lead lines. Runs on a standard 9V DC power supply (not included). Whether you're a tone purist or just need consistent dynamics, this compressor adds polish and punch to any pedalboard with effortless style.