Listen to Relaxation (Calming Music) online. Relaxation (Calming Music) is an Unknown language song and is sung by Concentration Music Ensemble. Relaxation (Calming Music), from the album Stress Relief 50 Songs - Brain Training, Motivational Music for Studying & Concentration, was released in the year 2016. The duration of the song is 5:38. Download Unknown songs online from JioSaavn.