Used MXR Poly Blue Octave Effect Pedal

Used in excellent condition, the MXR Poly Blue Octave pedal delivers expansive tonal possibilities with polyphonic and monophonic octave effects. It features four separate octave voice controls, fuzz and modulation options, and true bypass switching. With intuitive knobs for Blend, Sub, Oct 1, Oct 2, and Mod, it allows precise shaping of your sound—from classic organ tones to synth-like textures. Perfect for guitarists and bassists seeking rich, layered harmonies in a compact design.