Rowin LEF-317B Bass EQ Equalizer + Power supply Features: Rowin LEF-317B Bass EQ Equalizer Effect Pedal. 5-band slider with ±18dB adjustable gain range. Centers of frequency: 62.5Hz,125Hz,500Hz,1 KHz,4 KHz. Volume button to adjust the output level.the control button with LED indicator inside to show the working status. True bypass provides transparent tone. Small and exquisite design with aluminum alloy shell.Specifications: Input: 1/4" Monaural Jack (Impedance:470K Ohms). Output: 1/4" Monaural Jack (Impedance: 1K Ohms). Power Supply: DC 9V (plug polarity is negative in the center).(power supply not included) Working Current: 8mA. Dimensions: 95(D)x45(W)x48(H). Weight: 245g(with box).Note: Power supply included. Please use the 9V power adapter whose polarity is negative center otherwise, the product may not work properly. Package List: 1 * Effect Pedal1 9v Power supply 1 * User Manual(English & Chinese)1 * Year warranty through our store No Duty to Canada and USA FAST 'N FREE USA Shipping (typically takes about 4 biz days via USPS ) Ships from Canada *Just to be clear on DUTY, (regardless of what eCRATER 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.