Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in excellent condition, offering studio-grade compression with true bypass. Features Sustain, Level, Attack, and Clipping controls for precise tone shaping, ideal for both clean and driven tones. Built in the USA, it delivers smooth sustain, reduced noise, and increased clarity with low distortion. Perfect for guitarists seeking dynamic control and pro-quality sound in a compact, rugged stompbox. Runs on 9V battery or standard power supply (not included).