Listen to Double Violin Concerto, BWV 1043 online. Double Violin Concerto, BWV 1043 is an Unknown language song and is sung by Musica Relajante. Double Violin Concerto, BWV 1043, from the album Piano de paz interior, was released in the year 2018. The duration of the song is 2:28. Download Unknown songs online from JioSaavn.