1. Play/Pause
In music playback standby mode, click the left or right earphone multi-function button to directly play music
In the playback state, click the left or right earphone multi-function button to pause playback
2. Switch songs/start Siri
When playing music, long press for 1.5 seconds to switch songs, long press for 3 seconds to start Siri
3. Answer incoming calls
When a mobile phone calls, click the left or right earphone multi-function button to answer the call
4. Hang up the call
During a mobile phone call, click the left or right headset multi-function button to hang up the call
5. Refusal of incoming calls
When a mobile phone calls, long press the left or right headset multifunction button for 2 seconds to reject the call