Automatic vibrate: Make each note sound vibrato
Free vibrato: Produces different vibratos depending on how hard you bite the mouthpiece
Semi-automatic vibrato:Biting the mouthpiece produces even vibrato
Manual vibrato:(This vibrato mode needs to adjusted to free vibrato mode and set the Technique key , button 1 or button 2 as vibrato. Then, during the performance, you can generate vibrato by touching the keys set to vibrato.)