Listen to Beethoven: Piano Concerto No. 1 in C Major, Op. 15 - 1. Allegro con brio online. Beethoven: Piano Concerto No. 1 in C Major, Op. 15 - 1. Allegro con brio is an Unknown language song and is sung by Claudio Arrau, Staatskapelle Dresden and Sir Colin Davis. Beethoven: Piano Concerto No. 1 in C Major, Op. 15 - 1. Allegro con brio, from the album Orchestral Beethoven, was released in the year 2020. The duration of the song is 4:33. Download Unknown songs online from JioSaavn.