Listen to Concerto for 2 Trumpets and String Orchestra in C Major, RV 537: II. Largo online. Concerto for 2 Trumpets and String Orchestra in C Major, RV 537: II. Largo is an English language song and is sung by Heinz Zickler. Concerto for 2 Trumpets and String Orchestra in C Major, RV 537: II. Largo, from the album 100 Vivaldi Playlist, was released in the year 2014. The duration of the song is 0:52. Download English songs online from JioSaavn.