Listen to Cello Concerto in E-Flat Major, RV 408: Allegro non molto online. Cello Concerto in E-Flat Major, RV 408: Allegro non molto is an English language song and is sung by Ofra Harnoy. Cello Concerto in E-Flat Major, RV 408: Allegro non molto, from the album Vivaldi: Complete Cello Concertos, was released in the year 2005. The duration of the song is 3:34. Download English songs online from JioSaavn.