Tonal-D video at 25dB. Tones are a bit louder in this video.
Alpha frequency is used in this video. Alpha waves promote mental resourcefulness, mental coordination and brings on relaxation.

Life of A Ballerina, training from a child to reach the theater. This version of Life of A Ballerina uses Sound Design Alpha for calming nerves and reducing depression.
Please wear headphones to take advantage of the sound design incorporated into this film.