Used Keeley 4 Knob Compressor Effect Pedal

Smooth out your tone with this used Keeley 4 Knob Compressor in great condition, a studio-style compressor that adds sustain, clarity, and punch without sacrificing dynamics. The intuitive four-knob layout (Sustain, Level, Attack, Clipping) makes dialing in anything from subtle leveling to squashy country snap fast and musical. Built in a rugged stompbox enclosure for reliable gigging, it runs on standard 9V DC power and delivers the signature Keeley compression that flatters guitars and bass alike.