Used Keeley 4 Knob Compressor Effect Pedal

Used Keeley 4 Knob Compressor in great condition, delivering smooth, studio-style compression with classic Keeley clarity and low noise. Four intuitive controls (Sustain, Level, Attack, and Clipping) make it easy to add punch, sustain, and sparkle to electric or acoustic setups without sacrificing dynamics. Standard 1/4" input/output and 9V DC power (center-negative) provide straightforward pedalboard integration, making it a reliable go-to for tightening rhythm parts and enhancing leads.