Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in great condition, offering studio-grade compression with controls for Sustain, Level, Attack, and Clipping. Built in the USA, this true bypass pedal enhances your tone with smooth sustain and dynamic control, ideal for both clean tones and solos. Powered by 9V battery or adapter, it’s perfect for guitarists seeking pro-level compression in a compact, road-ready unit. Don’t miss this reliable and versatile upgrade to your pedalboard.