Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in Excellent condition, this boutique-grade pedal delivers studio-quality compression with Level, Sustain, Attack, and Clipping controls for precise tone shaping. Housed in a durable metal chassis, it runs on 9V power and offers low noise, true bypass switching. Ideal for guitarists seeking smooth sustain, added punch, and dynamic control. Trusted by professionals, the Keeley 4 Knob Compressor is a versatile addition to any pedalboard.