Used Keeley 4 Knob Compressor Effect Pedal

The used Keeley 4 Knob Compressor pedal delivers studio-grade compression with added control via Sustain, Level, Attack, and Clipping knobs. Housed in a sturdy enclosure, it provides smooth sustain and clarity, perfect for guitarists seeking consistent tone. Known for low noise and high headroom, this unit is in Good condition with normal cosmetic wear but functions perfectly. Powered by 9V battery or standard adapter, it's a must-have for dynamic tone shaping.