Used Keeley Used Keeley 4 Knob Compressor Effect Pedal

The Keeley 4 Knob Compressor is a highly versatile pedal designed to enhance your tone with studio-quality compression. Known for its transparency and sustain, this used unit is in good condition, offering excellent sound shaping capabilities for both guitarists and bassists. Equipped with four precise controls—sustain, level, tone, and attack—you can fine-tune your compression to achieve anything from subtle leveling to full, thick sustain. This model operates on a 9V power supply and features true bypass switching, ensuring your signal remains pristine when bypassed. Whether you're adding depth to cleans or tightening up distortion, the Keeley 4 Knob Compressor is a go-to choice for players seeking professional-grade dynamics control. It's ideal for stage or studio, and while it's pre-owned, it’s still more than capable of delivering the warm, natural compression that Keeley pedals are famous for.