Listen to Piano-Détente online. Piano-Détente is an Unknown language song and is sung by Beta Alpha Theta Wellen Waves. Piano-Détente, from the album Méditation: Musique pour Bouddhisme et Relaxation pour Méditation Pleine Conscience, was released in the year 2016. The duration of the song is 4:01. Download Unknown songs online from JioSaavn.