The Amuzik Chorus is a versatile modulation effect that can produce everything from a subtle shimmer, to dreamy 80s alt rock cleans, to a Leslie speaker warble. Three basic knobs, essential for all traditional chorus pedals including this mini one. Pure clear and transparent texture sounds fresh and natural. Simple and stable structure easy and perfect operation. Best interpretation of blues rock pop styles of music. It is defined as a classic analog style chorus pedal. Specifications: Input Impedance:470k Ohms Output Impedance: 470k Ohms Power Supply: DC 9V ( negative in the center) (not included) Working Current:10MA Dimensions:95(D)*45(W)*48(H)mm Weight:240g(With Box) Note: Power supply not included. Please use a 9V DC power adapter whose polarity is negative centre 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 via USPS ) 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.