Listen to Keyboard Concerto In C Major, RV 116: I. Allegro online. Keyboard Concerto In C Major, RV 116: I. Allegro is an Italian language song and is sung by Anton Nanut and Zagreb Soloists. Keyboard Concerto In C Major, RV 116: I. Allegro, from the album 50 Most Essential Vivaldi, was released in the year 2010. The duration of the song is 2:43. Download Italian songs online from JioSaavn.