Used Keeley 4 Knob Compressor Effect Pedal

The used Keeley 4 Knob Compressor delivers studio-grade compression with enhanced control, featuring Sustain, Level, Attack, and Clipping knobs for precise tone shaping. Known for its low noise and rich dynamics, this pedal is perfect for guitarists seeking professional-quality sustain and clarity. Housed in a sturdy enclosure and in great condition, it operates on 9V power and uses true bypass switching, preserving your tone while offering smooth, transparent compression.