Remember to disable notification access to official app to avoid conflicts!
1) You receive a new notification
2) Open the music player on the band. You see "Quick reply" as song title as confirmation
Choose the desired reply message by pressing next music
3) To send the reply press Play button.
Notice: you may not see special characters (emoticons, ...) correct on the band, but message will be sent correctly on phone!
4) Done! A confirmation message will be showed also on band