Used Keeley 4 Knob Compressor Effect Pedal

The Keeley 4 Knob Compressor delivers studio-grade compression with controls for Sustain, Level, Attack, and Clipping to fine-tune your tone. This used pedal is in great condition and features true bypass switching for transparent signal integrity. Ideal for guitarists seeking smooth, consistent dynamics, it's built with high-quality components and operates on standard 9V power. Perfect for adding warmth, sustain, and punch to your sound with professional clarity.