Used Keeley 4 Knob Compressor Effect Pedal

The Used Keeley 4 Knob Compressor delivers studio-grade compression in a compact, pedalboard-friendly unit. With controls for Sustain, Level, Attack, and Clipping, it offers versatile tonal shaping for guitarists seeking enhanced clarity and sustain. Known for its low noise and transparent sound, this pedal is in great condition and perfect for refining both clean and driven tones. Powered by standard 9V DC, it’s a trusted choice for players who demand precision and performance.