Listen to Relax Musics online. Relax Musics is an Unknown language song and is sung by Sleep Music Lullabies. Relax Musics, from the album Sleep Music - 80 Sleeping Songs, Soft and Slow Relaxing Music for a Deep Sleep & Good Night, was released in the year 2016. The duration of the song is 6:24. Download Unknown songs online from JioSaavn.