Listen to Francesco Onofrio Manfredini: Concerto for Two Trumpets: II. Largo online. Francesco Onofrio Manfredini: Concerto for Two Trumpets: II. Largo is an English language song and is sung by Helmut Wobisch, I Solisti Di Zagreb, Erna Heiller, Anton Heiller, Antonio Janigro and Adolf Holler. Francesco Onofrio Manfredini: Concerto for Two Trumpets: II. Largo, from the album Little Big Trumpet Box, was released in the year 2015. The duration of the song is 1:59. Download English songs online from JioSaavn.