Used Keeley Neutrino V2 Envelope Filter Guitar Effects Pedal high-gain Use any TRS expression pedal

Use any TRS expression pedal to take control over the Length

High-pass = Blue

They even included cabinet simulation to add some flavor when plugged into a full-range acoustic amp or PA

It loves humbuckers and single coils

4-position mode selector unlocks a myriad of fuzz tones

Used Keeley Neutrino V2 Envelope Filter Guitar Effects Pedal high-gain Use any TRS expression pedalThese units are ones we sent to Amazon's warehouse, but were sent back. They're brand new, never been opened, but the box has an Amazon Fulfillment sticker on it. Get a brand new pedal at a discounted price! The Keeley Neutrino V2 is an amazingly toneful and compact form of the classic opto coupler envelope filter. The Neutrino takes your guitar playing and creates an automatic wah sound based on your pick attack! Envelope filters or auto wahs as they