Specifies the number of output audio channels you wish to mix up or down to
Left and right is available for most users; channels 1 and 2
- Up to 6-channels is possible, if your output device supports it.
- On Windows, you might need to select 5.1 surround sound with your device in the Windows audio settings.
- On macOS, you might want to consider using SoundFlower, as it seems the most correct with its routing.