Used Keeley 4 Knob Compressor Effect Pedal

Smooth out your tone with this used Keeley 4 Knob Compressor in good condition, a studio-style compressor pedal prized for adding sustain, clarity, and touch sensitivity without squashing your dynamics. Simple 4-knob control layout lets you dial in Level, Sustain, Attack, and Clipping/Blend for everything from subtle polish to country snap. Standard 1/4" in/out, true-bypass switching, and 9V DC power (center-negative) make it an easy fit on any pedalboard.