Listen to Cosmic Delta Waves online. Cosmic Delta Waves is an Instrumental language song and is sung by Binaural Astro Lab. Cosmic Delta Waves, from the album Binaural Beats Sleep - 417Hz Alpha Waves Music and Solfeggio Healing Frequencies For Sleeping, was released in the year 2025. The duration of the song is 3:51. Download Instrumental songs online from JioSaavn.