Voice

Input Device allows you to select an input device used for voice recording.

Input Channel allows you to select the input channel on the selected device to record from.

Codec allows you to configure which audio codec to use for voice recording.

Audio Format configures the quality and size of voice recording data. You can see how much data will be recorded per second and choose according to your needs, whether you want better quality, but bigger diary file or less quality, but smaller diary file.