Listen to Delta Waves for Focus online. Delta Waves for Focus is an Instrumental language song and is sung by Binaural Beats Library. Delta Waves for Focus, from the album Binaural Beats Focus: Study Alpha Waves, Isochronic Tones, Theta Waves, Delta Waves and Ambient Music For Studying, Focus, Concentration and Background Music For Reading, Vol. 2, was released in the year 2020. The duration of the song is 2:14. Download Instrumental songs online from JioSaavn.