Used Keeley 4 Knob Compressor Effect Pedal

Get classic studio-style squash and sparkle with this used Keeley 4 Knob Compressor in good condition. Built for guitar, it delivers smooth sustain, tighter dynamics, and added clarity without harsh pumping. Simple 4-control layout lets you quickly dial in Level, Sustain, Attack, and Clipping/Blend-style tone shaping for everything from subtle leveling to country snap. Standard 1/4" input/output and 9V DC operation make it an easy fit on any pedalboard.