selection of four overdub-style doubling effects with two more doubling voices available, 10x presets each with A/B location, adaptive harmony gate, USB connection, improved NaturalPlay guitar-controlled harmony algorithm, selectable harmony voicing including unique bass setting, XLR mic input with 48V phantom power, reworked FX presets offer even more utility across music styles, 18x reverb/delay combinations for vocal and guitar input, easy manual selection of scale & key for singers without an instrument or horn players, balanced XLR line output (stereo or left mono/right dry), front-of-house quality reverb algorithm and selection of styles from VoiceLive 2, guitar input and pass-thru for separate amp, guitar tuner, includes external power supply.