Used BOSS CS3 Compressor Sustainer Effect Pedal

Bring studio-smooth dynamics to your board with this used BOSS CS-3 Compressor/Sustainer in great condition. Dial in tight, even volume and singing sustain with intuitive Level, Tone, Attack, and Sustain controls—ideal for clean funk, country twang, or soaring leads. Built in BOSS’s rugged compact housing, it features standard 1/4" input/output jacks and runs on a 9V battery or optional AC adapter for dependable gig-ready performance.