Listen to Dulces Sueños online. Dulces Sueños is an Unknown language song and is sung by Sleep Music Lullabies. Dulces Sueños, 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 5:20. Download Unknown songs online from JioSaavn.