Used Keeley 4 Knob Compressor Effect Pedal

The used Keeley 4 Knob Compressor delivers studio-grade compression with sustain, level, attack, and clipping controls for ultimate tone shaping. Built in the USA, this pedal is known for its transparent operation and low noise. It's in great condition and works perfectly, ideal for guitarists seeking smooth sustain and balanced dynamics. Runs on 9V DC power. Whether on stage or in the studio, this compressor adds clarity and punch to your signal chain.