Used Keeley 4 Knob Compressor Effect Pedal

The used Keeley 4 Knob Compressor delivers studio-grade compression in a compact stompbox, featuring controls for Sustain, Level, Attack, and Clipping. Ideal for guitarists seeking smooth sustain and enhanced dynamics, this pedal operates on standard 9V power and is in good condition with light cosmetic wear. With true bypass switching, it preserves your tone while offering versatile compression for clean or overdriven sounds, making it a favorite among country, rock, and blues players.