Used MXR M103 Octave Blue Box Effect Pedal

Add massive, gritty sub-octave synth tones to your rig with this used MXR M103 Octave Blue Box in Good condition. It delivers a fuzzed signal blended with two octaves down for thick, sputtery textures that cut through any mix. Simple controls for Output, Blend, and Fuzz make dialing in everything from subtle low-end reinforcement to full-on vintage-style chaos quick and intuitive. Rugged metal housing and standard 1/4" in/out with 9V DC power.