Check the voice call button under the options and it will work with a Bluetooth headset. But not with the inrico mic. I have tried that too. The mic only works with zello Ken n1dot

We are both trying to get the inrico B01 Bluetooth speaker mic to work with dvswitch android app. It works fine for me with zello Ken

Samsung s20+ Ken

What is stfu mode? What is intercom mode? Ken n1dot