Auto Wah · Effect Type: Auto Wah · Technology: Analog · Mono / Stereo: Mono In, Mono Out · Controls: Sensitivity, Q, Decay, Tone · Bypass Mode: True bypass · Let's get funky!! The good, old envelope filter is immortal - Mooer has a representative of this species in the ultrac compact miniformat. The pedal works with a traditional analog circuit - classic, intense dynamic filter sounds with the characteristic "quack" are not a problem.