Your phone will stop streaming music and will default to your phone call.  Once your phone call has ended your phone will automatically reconnect to the DCR002 Adaptor and will resume playing music. 

 
Can I set up my phone so when I receive phone call the audio plays through my speakers?
Yes, you can set up your phone so when you receive a phone call it plays the audio through the speakers. Choose “ “Headset” in Accessibility settings of your Apple Phone and Click the “ Call Audio “ Feature on your Android Phone. Please see below directions. For other manufactures or operating systems please refer to your devices owner’s manual for instructions.  

Can I set up my phone so when I get a phone call it doesn’t play through my speaker?
You can set your phone up so when you receive a phone call the unit disconnects from the Bluetooth adaptor so you can take your phone call in privacy.  Once the call is ended the unit will automatically reconnect to the adaptor and begin to play music. Choose “Default” in the Accessibility setting of your Apple Phone.  Please see direction below.