To change the tracks, tap Multifunctional Button (MFB) on the right earbud twice to go to the next track. Tap the MFB on the left earbud twice to go back to the previous track.
To change the tracks, tap Multifunctional Button (MFB) on the right earbud twice to go to the next track. Tap the MFB on the left earbud twice to go back to the previous track.