Listen to Solfeggio Sleep Tones online. Solfeggio Sleep Tones is an Instrumental language song and is sung by Alpha Brain Waves, Binaural Beats Sleeping Music and Binaural Beats Deep Sleep. Solfeggio Sleep Tones, from the album Solfeggio Sleep: Alpha Waves Deep Sleep Patterns for Insomnia, Anxiety and Depression, was released in the year 2025. The duration of the song is 2:46. Download Instrumental songs online from JioSaavn.