Listen to Theta Waves Music for Concentration anc online. Theta Waves Music for Concentration anc is an Instrumental language song and is sung by Meditation Sound X and Sleeping Sound Relax. Theta Waves Music for Concentration anc, from the album Kehon rentoutuminen, was released in the year 2022. The duration of the song is 7:16. Download Instrumental songs online from JioSaavn.