Boss VE-2 Real-time vocal harmonies and high-quality effects in an affordable, easy-to-operate pedalAuto Harmony function automatically detects chords played on a connected guitar and generates perfectly matching harmonies, even during mid-song key changesSolo singers can create harmonies by manually setting the song key with a dedicated panel knobHybrid mode creates harmonies based on both guitar chord input and the manual key setting, perfect for songs where the guitar part transitions between rhythm an