DigiTech Vocalist Live Pro Vocal-Harmony Processor 3 or 4 part vocal harmony using the musIQ technology with MIDI that analyzes the guitar and keyboard signal according to chord recognition. Selectable unison, 3rd, 5th or octave above or below of lead vocal. Pitch correction for each individual voice with 4 adjustable parameters Lead vocal and harmony effects; Compressor, Lexicon-Licensed Reverbs and EQ, Persona models XLR mic /line w/ level adjustment, Soundcraft studio grade preamp and 48V phantom power, L/R Stereo  aux outputs, L/R XLR main outputs, S/PDIF out, ground lift, selectable output routings, MIDI in/thru 3 or 4 part vocal harmony using the musIQ(TM) technology with MIDI that analyzes the guitar and keyboard signal according to chord recognition. Selectable unison, 3rd, 5th or octave above or below of lead vocal. Pitch correction for each individual voice with 4 adjustable parameters Lead vocal and harmony effects; Compressor, Lexicon-Licensed Reverbs and EQ, Persona models 3 or 4 part vocal harmony using the musIQ technology with MIDI that analyzes the guitar and keyboard signal according to chord recognition. XLR mic /line w/ level adjustment, Soundcraft studio grade preamp and 48V phantom power, L/R Stereo  aux outputs, L/R XLR main outputs, S/PDIF out, ground lift, selectable output routings, MIDI in/thru