Used Keeley 4 Knob Compressor Effect Pedal

The used Keeley 4 Knob Compressor Pedal is in great condition and delivers studio-grade compression with exceptional control. Featuring Level, Sustain, Attack, and Clipping knobs, it provides versatile tone-shaping for guitarists seeking clarity and sustain. Built with hand-matched transistors and true bypass switching, this pedal ensures low-noise performance and signal integrity. Ideal for both clean tones and boosting overdriven signals, it’s a favorite among professionals looking for transparent, dynamic compression in a durable, compact unit.