True A20 Manual De Instrucciones página 7

Functions
Telephone Communication
Answer call:
Hang up:
Refuse incoming call:
For Music
Play/pause
Previous track
Next track
Activate Siri
Turn down volume
Turn up volume
press and hold the key for �s
press and hold the key for �s
�� EN
press and hold "L" for �s
press and hold "R" for �s
quickly tap for three times
single tap on left earbud
single tap on right earbud
tap once
tap twice