After turning ON the massager by holding down the button for 3-5 seconds, wait till you hear a sound.
It only operates with one Button, you click the button ON to change modes;
(Massage Mode or Heat Mode).
If you want to listen to the music, turn on the Bluetooth of your Smartphone and after it's connected you can finally play the music and enjoy the massage.
Use double click to have (Massage and Heat Mode) at the same time.