Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in Excellent condition, offering studio-grade compression with Level, Sustain, Tone, and Attack controls for precision shaping. This pedal delivers smooth, transparent sustain and dynamic control, perfect for both clean and driven tones. Built in the USA with true bypass switching, it's ideal for pro-level pedalboards. The 9V-powered unit features high-quality components and rugged construction, making it a reliable and versatile addition to any guitarist’s setup.