There's nothing more exciting for guitarists than finding a good Distortion pedal. This Distortion Pedal will lead you to an amazingly musical experience. Take it and rock Features:Tube distortion simulation and built-in FET transistor.True bypass design, minimizes tone loss and get more control of your pedal.High gain distortion, low power consumption.3 adjustable knobs: Gain, Tone, LevelGain knob : Adjusts the amount of distortion. Rotating it clockwise increases the effect, whereas counterclockwise rotation reduces the effect.Tone knob: Controls the tone. Rotating the knob counterclockwise will make the sound milder, while rotating it clockwise will make the sound sharper.Level knob: Adjusts the level of the effect sound.Aluminum alloy housing, sturdy and durable.Durable jacks and foot switch.Designed with on / off LED, instructs effects status.Powered by a 9V AC power adapter or 9V battery(neither included).Specifications:Input impedance: 500 kohmOutput impedance: 150 ohmRecommended load impedance: 10 kohmEquival input Noise: -90 dBu or lessPower supply: DC 9V battery or AC adapter (neither included)Current draw: 5.5 mA (DC 9V)Product size: 11.5 * 6.5 * 5cm / 4.5 * 2.6 * 2inProduct weight: 238g / 8.4ozPackage size: 14 * 9 * 7cm / 5.5 * 3.5 * 2.8inPackage weight: 283g / 10ozPackage List:1 * Distortion Effect Pedal1 * User Manual (English & Chinese)