Listen to Sleep Music online. Sleep Music is an Unknown language song and is sung by Hypnosis Nature Sounds Universe. Sleep Music, from the album Jungle Naturescape - Sound Therapy Music for Relaxation Meditation with Sounds of Nature, Music for Healing Through Sound and Touch, Music for Yoga & Massage, was released in the year 2015. The duration of the song is 7:54. Download Unknown songs online from JioSaavn.