Biyang METAL END PRO Distortion Extremely versatile- numerous set options. Player Favorite

Level, Low, Mid Freq, Middle, High and Distortion controls. Built in Amplifier Simulator with on off toggle switch. Solid Stainless Steel enclosure.  3 position toggle switch for Modern, Normal and Classic sound. Powers by 9V Akaline battery or 9V (neg center) Adapter. ( not included)