Listen to Duetto III in G Major, BWV 804 online. Duetto III in G Major, BWV 804 is a French language song and is sung by Jacques Amade. Duetto III in G Major, BWV 804, from the album Bach - Soli Deo Gloria, was released in the year 2004. The duration of the song is 3:17. Download French songs online from JioSaavn.