The Electro-Harmonix Metal Muff with Top Boost has a 3 band EQ that allows you to sculpt your mids, and 6 controls for shaping your sound into the ultimate shredding metal madness. Top Boost adds some gnarly bite and has its own control knob and footswitch button.
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Volume, Top Boost, Treble, Mid, Bass, & Distortion Controls
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Powered via 9-Volt Battery or Optional AC Power Supply (Sold Separately)