Listen to Flow State Music - Deep Focus with 10Hz Brainwave Entrainment (Rain) online. Flow State Music - Deep Focus with 10Hz Brainwave Entrainment (Rain) is an Instrumental language song and is sung by Dissenza. Flow State Music - Deep Focus with 10Hz Brainwave Entrainment (Rain), from the album Flow State Music - Deep Focus with 10Hz Brainwave Entrainment (Rain), was released in the year 2025. The duration of the song is 2:15. Download Instrumental songs online from JioSaavn.