TC-Helicon VoiceLive Touch 2 Reference Manual - Manual (Page 27)

The Edit Menu
21
The Choir effect
The Choir effect emulates the detuning, small timing variances
and chorusing effects that occur when several people sing
together in groups. New with VoiceLive Touch 2 is the ability
to apply this thickening effect to both your lead voice and the
Harmony and Doubling voices.
Choir effect edit page
Style parameter
The Style parameter selects from a range of pre-authored
styles.
Level parameter
The Level parameter controls the output level of the effect.
Lead/Harmony Balance
In presets where your lead voice is turned up and the Harmony
and/or Doubling effects are on, the Lead/Harmony Balance
parameter lets you tailor the amount of Choir effect on either.
Control parameter
The Control parameter sets Hit on/off status.
See “Assigning Hit effects using the Control parameter”.
For this effect, no Advanced edit page is available.