2-part vocal harmony with no programming, just sing, play and let Vocalist Live 2's groundbreaking Music technology do the rest Selectable voicing: unison, 3rd, 5th-above or below your lead vocal Vocal enhancement effects matrix with separate Compressor, Reverb and EQ/Enhance controls Separate Harmony and Effects pedals On-board guitar tuner XLR mic /line input with level adjustment, low-noise preamp and 48V phantom power guitar input, "guitar pass-through and Guitar Ground Lift switch Stereo" line out and mono XLR line out Road-rugged, all-metal chassis Power supply included.