Used Keeley 4 Knob Compressor Effect Pedal

This used Keeley 4 Knob Compressor is in great condition and delivers classic studio-style compression for tighter rhythm, smoother leads, and added sustain. Simple controls for Sustain, Level, Attack, and Clipping let you dial in everything from subtle polish to punchy squish with ease. Built in a rugged metal enclosure, it runs on standard 9V DC pedal power and features true bypass switching for a clean, unaffected signal when off.