TREBLAB X1 - Audio Playback

4. Youwil hear the double-beep sound prompt indicating that the earbuds
are connected. The LED indicator will go off,
AUDIO PLAYBACK
To pause and resume the playback, double-tap on either earbud's
Touch panel.
To change tracks on X1, riple-tap on the right earbud's Touch panel
to play the next track and triple-tap on the left earbud’s Touch panel
to play the previous track.
To adjust the volume, tap on the right earbud's Touch panel once to
increase the volume and tap on the left earbud's Touch panel once to
decrease the volume.