(1) To take a call or to put on mute, press once. To end a call or to reject an incoming call, press and hold.
(1) First, start the music app on your phone. To play and pause music, press once. To go to next track, press twice. To go to previous track, press three times.
(1) Press and hold down until voice assistant is activated, release the button and start speaking.
To adjust volume, use buttons (2) and (3).