Used Keeley 4 Knob Compressor Effect Pedal

The used Keeley 4 Knob Compressor Effect Pedal delivers studio-grade compression with sustain, level, attack, and clipping controls for precise tonal shaping. Housed in a sturdy metal enclosure, this pedal is in good condition with light cosmetic wear. Featuring true bypass switching and high-fidelity components, it’s perfect for clean boosts or tight rhythmic control. Ideal for guitarists seeking rich sustain and transparent compression with Keeley’s renowned quality and performance. Powered by 9V battery or adapter.