How to use the buttons on the microphone.
When listening to music
To pause a song or video: Press the center button once, then press it again to resume playback.
To jump to the next song: Quickly press the center button twice.
To return to the previous song: Quickly press the center button three times.
To adjust the volume: press the "+" or "-" button.
When answering a call
Answer a call: Press the center button once.
End call: Press the center button once.
Reject call: Press and hold the center button for about two seconds, then release it. Two low beeps confirmed that the call had been rejected.
Switch to an incoming or hold call and put the current call on hold: press the center button once. Press again to switch back to the original call.
[Photo]
Many people are not familiar with the camera function. What should you do when you want to take a selfie but don't have a selfie stick? Put away your phone, switch to the camera shooting interface, and then use the headphone volume button to easily control the camera remotely.
[Other states]
To use Siri or voice control: long press the center button.