LG V20 User Manual page 317

Studio mode
You can play an audio file and record your voice at the same time.
You can record your voice along with the background music you selected.
You can also create a chord by recording your voice multiple times.
You can record your comments over the original audio file of the presenter
or speaker.
1
Tap HD Audio Recorder.
2
On the Second screen, select CUSTOM.
3
Tap .
4
Select an audio file to use as background music.
5
Tap to record voice.
6
Tap to save the recorded file.
• Background music can only be played through earphones. Make sure to
plug in earphones before using this feature.
Custom-designed Features
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