Electro-Harmonix PICO SWELLO Filter PedalPICO Swello takes inspiration from one of Electro Harmonixs most beloved effects, the POG2, bringing its iconic attack filter into a compact and expressive pedal format. Designed to apply attack envelopes to each individual note, whether single notes or chords, it creates musical, multi voice textures that adapt seamlessly to any style. Expressive Polyphonic Attack The polyphonic attack filter at the heart of the PICO Swello generates smooth