Listen to Brain Harmony - 40 Hz Balance online. Brain Harmony - 40 Hz Balance is an Unknown language song and is sung by Binaural Mind Serenity Delta Theta Gamma Waves, Binaural Beats Radiance and Deep Sleep Delta Waves. Brain Harmony - 40 Hz Balance, from the album Binaural Beats: 40 Hz Gamma Waves, was released in the year 2025. The duration of the song is 2:05. Download Unknown songs online from JioSaavn.