Listen to Solfeggio Frequencies 528hz online. Solfeggio Frequencies 528hz is an Instrumental language song and is sung by The Solfeggio Peace Orchestra. Solfeggio Frequencies 528hz, from the album Solfeggio: Healing Frequencies, 528hz, Delta Waves For Deep Sleep, was released in the year 2022. The duration of the song is 2:19. Download Instrumental songs online from JioSaavn.