Help > User Interface > Settings > Audio
Audio
Input device
Microphone through which calls are made.
Default
The input device set in the system is used.
*Further help under Audio devices, headset
Output device
Loudspeaker through which calls are made.
Default
The output device set in the system is used.
*Further help under Audio devices, headset
Ringer output device
Speaker through which the softphone rings.
Default
The output device set in the system is used.
*Further help under Audio devices, headset
Ignore headset button events
Pressing the headset hook button is ignored. Ending ongoing calls and answering incoming calls cannot be done using the headset hook button, but only using the symbols in the app. Only enable this option if the headset you are using is not supported and pressing the headset hook button causes malfunctions.
*Further help under Audio devices, headset