







🎸 Elevate your tone—where classic fuzz meets futuristic pitch wizardry!
The JIM DUNLOP MXR Poly Blue Octave (M306) is a versatile octave pedal combining four separate octave divisions with individual level controls, polyphonic and monophonic pitch shifting modes, and a signature fuzz inspired by the MXR Blue Box. It features modulation effects that simulate Leslie and Phase 90 sounds, plus external control options via expression pedal or tap switch, all housed in a rugged true bypass chassis designed for professional tonecrafters seeking expansive sonic possibilities.





Trustpilot
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