Used BOSS CS3 Compressor Sustainer Effect Pedal

Dial in smooth, studio-style compression with this used BOSS CS-3 Compressor Sustainer in great condition. Ideal for tightening clean tones, adding sustain, and evening out dynamics for guitar or bass, it features Level, Tone, Attack, and Sustain controls for precise shaping. Built in BOSS’s rugged compact stompbox housing, it offers 1/4" in/out and runs on a 9V battery or standard PSA-style 9V DC adapter for reliable gig-ready performance.