Listen to Solfeggio Frequency (639Hz) Actual Centering Flow online. Solfeggio Frequency (639Hz) Actual Centering Flow is an Instrumental language song and is sung by Raise Your Vibration. Solfeggio Frequency (639Hz) Actual Centering Flow, from the album The mystical passion of calm (Solfeggio Frequencies), was released in the year 2024. The duration of the song is 1:00:00. Download Instrumental songs online from JioSaavn.