Used Keeley 4 Knob Compressor Effect Pedal

This used Keeley 4 Knob Compressor pedal is in great condition and delivers smooth, studio-style compression with the classic Keeley tone that enhances sustain, clarity, and pick attack. Simple four-knob control layout lets you quickly dial in Level, Sustain, Attack, and Clipping/Blend for everything from subtle tightening to punchy squash. Built in a rugged compact enclosure with standard 1/4" input/output and 9V DC power operation for easy pedalboard integration.