WAH brings together 4 very different Wah sounds and a cool Talk effect into one small pedal. It has two main modes of operation; Auto which is time based and Touch which responds to the dynamics of the musicians instrument. The 3 controls provide great manipulation of the tonal qualities of the pedal. Specifications Operation method switch: 'AUTO' is a time based filter. 'Touch' responds to the dynamics of the instrument. MODE control: Selects the filter mode and simultaneously adjusts the MIX and ATTACK of the filter. The 5 filter modes are listed below: LP (Low pass) BP (bandpass) HP (high pass) SP (Standard) TALK (vocal) RANGE: Adjusts the tonality of the filter SPEED / GAIN: Adjusts the rate of the 'AUTO' wah or the input response of the 'TOUCH' wah Input：1/4” mono audio jack.（Impedance: 470k Ohms） Output：1/4” mono audio jack（Impedance: 100 Ohms） Power requirements: AC adapter 9V DC ,center negative. Highly recommend to use Mooer Micro Power. Current Draw: 120mA
