A compact version of the classic Q-Tron Envelope Filter
https://www.ehx.com/products/nano-q-tron/#more Module Detail PageThis offer was fetched from reverb.com. You cannot contact the seller via ModularGrid. You have to visit their site.
Look up onElectro-Harmonix Micro Q-Tron Envelope Filter Pedal Features:Smooth envelope filter pedal for classic auto-wah soundsInternal envelope follower analyzes your playing dynamics to determine the intensity of the wah effectDrive control sets your sensitivity and filter sweep rangeQ control sets the filter's bandwidth from smooth to all-out funkySelectable lowpass, band-pass, or highpass filtersTrue-bypass switching doesn't color your tone when the pedal isn't in useRugged, road-ready die-cast chassis that's compact enough for crowded pedalboards

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