It was 1977 when Boss released the BF-1 Flanger, a few years later the BF-2 was released. The Boss BF-3 is the most recent update to the classic Boss Flanger sound. It features the thickest stereo flange, suitable for guitar or bass with the dedicated bass input. New modes include Ultra and Gate/Pan and tap tempo.
Boss' best flanging effects in a compact pedal New Ultra and Gate/Pan modes for ultra-fat flanging and futuristic slicer-type sounds, respectively Momentary mode turns flanging on instantly Tap tempo adjustable via pedal Independent Guitar and Bass inputs and stereo outputs Boss 5-year warranty