Function volumeEvent

volumeEvent(inputVolume: number, outputVolume: number): void
Emitted every 50ms with the current input and output volumes, as a percentage of maximum volume, between -100dB and -30dB. Represented by a floating point number.
Parameters
- inputVolume: number
  A floating point number between 0.0 and 1.0 inclusive.
- outputVolume: number
  A floating point number between 0.0 and 1.0 inclusive.
Returns void
Example
```
call.on('volume', (inputVolume, outputVolume) => { });
```