9.1.1 Options during a call
During an active call, you have a variety of options.
To put a call on hold
1 During an active call, tap to put the call on hold.
*The call is put on hold and the other party hears music on hold. Tap the button again to continue the call.
To mute your microphone
1 During an active call, tap to mute your microphone.
*Your contact can no longer hear you. Tap the button again to unmute.
* 
In the status bar, an orange point indicates that the app has access to the microphone.
 
To activate the speaker
1 During an active call, tap Audio .
*A list with the speaker and all paired audio devices as well as possible end devices opens in a pop-up window.
2 Select Speaker.
*The sound is played through the speaker.
* 
Tap on again and select your iPhone/iPad to turn off the speaker again or select another audio device.
 
To change your audio output device (AirPods/headset)
During an active call, you have the option of changing the audio output device. You can transfer a call made via your iPhone/iPad to another audio output, such as your AirPods or another headset.
* 
Your AirPods or another headset must be connected to the iPhone/iPad for them to be visible in the selection.
 
1 During an active call, tap Audio .
*A list opens with all paired audio devices as well as your end devices and speakers.
2 Select the desired device.
*The sound is played through this device.
* 
Tap on again and select your iPhone/iPad to deselect the current device or select a different audio device.
 
To use the dialer
1 During an active call, tap to use the dialer.
*The dialer appears and you can use it as a selection menu, for example.
To transfer a call without consultation
1 During an active call, tap to transfer the call.
2 Select Transfer directly.
3 Scroll through your contact or recents list or search the contacts list to find a contact to whom you want to transfer the call.
4 Tap the phone number of the contact to whom you want to transfer the call.
*The call is transferred to the desired contact.
To forward a call with consultation
1 During an active call, tap to transfer the call.
2 Select Add call.
3 Scroll through your contact or recents list to find a contact to whom you want to transfer the call.
or
Enter a name or phone number in the search field.
4 Tap .
*The first call is put on hold and you can consult with the subscriber to whom you are transferring the call.
5 Tap Transfer if you want to connect both participants and leave the call yourself.
*The call is then connected with the desired contact.
To start a new call
1 During an active call, tap on .
2 Tap Add call to start a new call.
3 Scroll through your contacts list or search the phonebook to find a contact you want to call.
*The corresponding contact is called and the first call is put on hold.
To switch between two active calls
You can switch between two calls. If you are already on a call, that call will be put on hold. The other party is listening to music on hold.
1 During an active call, tap on the subscriber on hold (with gray background) to talk to him/her afterwards.
*The active call is put on hold and the previously held call now becomes active.
To transfer an active call to one of your end devices
1 During an active call, tap on .
2 Tap on Device transfer.
*It rings on all other end devices on which you are logged in.
3 Answer the call on the desired end device (e.g. SwyxIt!) and continue the call.
To filter background noise during a call (Voice Isolation)
If you want other sounds to be filtered out during the call, activate voice isolation. Your voice will then be in the foreground and background noise is blocked in an Swyx Mobile call.
1 During the call, open the Control Center.
2 Tap on Mic mode and select Voice Isolation.
To include ambient noise (Wide Spectrum)
To include both your voice and the ambient sounds in your call, activate the "Wide Spectrum" mode.
1 During the call, open the Control Center.
2 Tap on Mic mode and select Wide Spectrum.
* 
The functions Voice Isolation and Wide Spectrum are not supported by all iPhone models.