Listen to Relaxation Music online. Relaxation Music is an Unknown language song and is sung by Serenity Music Relaxation. Relaxation Music, from the album Serenity Music - Healing Sound, Spa Music, Background, Massage Therapy, Ocean Waves, Mindfulness Meditation, was released in the year 2015. The duration of the song is 5:34. Download Unknown songs online from JioSaavn.