Listen to Solfeggio Deep Sleep Frequencies online. Solfeggio Deep Sleep Frequencies is an Instrumental language song and is sung by Alpha Brain Waves, Hypnosis Therapy and Binaural Beats Deep Sleep. Solfeggio Deep Sleep Frequencies, from the album Sleeping Music: Alpha Waves for Better Sleep, Quick Nap and Falling Asleep Fast Frequencies, was released in the year 2025. The duration of the song is 2:15. Download Instrumental songs online from JioSaavn.