Proton V4. The Best Sounding Envelope Filter of All Time.

Introducing the Proton Envelope Filter V4, by 3Leaf Audio. This amazing envelope filter pedal sounds like no other and is the best sounding auto wah of all time (in my opinion of course). If you're looking for an envelope filter pedal that sounds amazing, then you need to check out the Proton Envelope Filter V4! This pedal is perfect for guitarists who want to add that touch of grit and wah to their sound. Think Jerry Garcia type sound. 0:00 Dry signal 0:07 Pedal On 7:18 On/Off Comparison