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Look up onElectro-Harmonix Little Big Muff Pi Fuzz Pedal. Features three control knobs for volume, tone, and sustain. Delivers the classic silky smooth violin-like fuzz sound in a compact die-cast chassis layout with true bypass switching. Powered by a standard 9V battery or a 9V DC power supply. This item has been tested to the best of our ability and came from a working environment.

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