YUER YF-41 MAXIMUM Overdrive MAXIMUM (Overdrive) Two fabulous overdrive tones are created by the dual channel, the Drive channel features pure and clean overdrive tone without compression. While Boost Channel delivers wild overdrive e ect and long sustain by its independent BOOST Control Knob. Moreover, it also has 2 toggle switches, the left one for adjusting the brightness of Mid-frequency, 3 positions are available. And the right one for switching between di erent circuit clippings, say, MOSFET clipper mode and diode clipper mode Aluminum alloy casing with brushed metal finish. ***These pedals are not to be confused with some others that look the same, I will not mention them,The electronics of YUER pedals are far more superior. *** 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) 1 * Year warranty through our store No Duty to Canada and USA FAST 'N FREE USA Shipping (typically about 4 days via USPS Ground Advantage ) Ships from Canada (depending on stock availability, may also ship from our Niagara Falls NY. location) *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.