Features: High-gain distortion with excellent dynamic response and definition, especially suit for solo playing. 3 working modes: Natural, Tight, Classic. With volume, tone and gain control knob. True bypass footswitch for switching effects and bypass. LED light for indicating effects or bypass status. Full metal shell, durable and sturdy. Effects Explanation: Natural-- Natural, organic distortion sound with nice dynamic response Tight-- High gain distortion sound with powerful mid-range and tight bottom end Classic-- Vintage high gain distortion with plenty of sound details Specifications: Material: Metal Signal Input: 1/4Monaural Jack (impedance: 470k Ohms) Signal Output: 1/4Monaural Jack (impedance: 100 Ohms) Power Supply: DC 9V adapter (center minus plug) Working Current: 11mA Item Size: 3.5 * 9 * 3cm / 1.4 * 3.5 * 1.2in Item Weight: 152g / 5.4oz Note: The power adapter is not included. Please use the power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly. Package List: 1 * Effect Pedal 1 * User Manual(English & Chinese)