Based on a popular EP booster Pedal Uses the highest quality parts available with a discrete FET design and low impedance output, the XP Booster provides up to +20dB of unadulterated boost with multi-dimensional, shimmering highs and lows, and no ear fatigue. The internal DIP switches let you choose the boost frequencies, and EQ settings. Features: Full metal shell, exquisite and big sound. Single knob control to adjust the degree of booster. Use the highest quality parts available with a discrete FET design and low impedance output. XP booster provides up to +20dB of unadulterated boost with multi-dimensional shimmering that highs and lows, and no ear fatigue. The internal DIP switches let you choose the boost frequencies, and EQ settings. The light flashing when working. True bypass in order to protect signal integrity when the pedal is not engaged. Foot-switch toggle controlling on/off condition. Specifications: Material: Zinc-Aluminium Alloy Color: Blue Model: XP Input Impedance: 1M ohm Output Impedance: 1K ohm Working Current: 20mA Power Supply: 9V DC or 18V AC Charger (Not included) Item Size: 9.2 * 3.8 * 3.6cm / 3.6 * 1.5 * 1.4in Item Weight: 124g / 4.4oz Package Size: 11 * 6 * 6cm / 4.3 * 2.4 * 2.4in Package Weight: 158g / 5.6oz Note: Power supply not included. Please use the 9V power adapter whose polarity is negative center otherwise, the product may not work properly. Package List: 1 * Effect Pedal 1 * User Manual(English Chinese) 1 * Year warranty through our store No Duty to Canada and USA FAST 'N FREE USA Shipping (typically about 4 days) Ships from Canada *Just to be clear on DUTY, (regardless of what warns buyers of ) Canada and the USA have a trade agreement in place that allows US citizens to purchase/import up to $800 dollars per purchase in to the United States from Canada with NO Duty at all, State taxes are another story, some states charge a TAX some do not, BUT NO duty.