Listen to Beethoven: Piano Concerto No. 1 in C Major, Op. 15 - 2. Largo online. Beethoven: Piano Concerto No. 1 in C Major, Op. 15 - 2. Largo is an Unknown language song and is sung by Lang Lang, Orchestre De Paris and Christoph Eschenbach. Beethoven: Piano Concerto No. 1 in C Major, Op. 15 - 2. Largo, from the album Orchestral Beethoven, was released in the year 2020. The duration of the song is 11:26. Download Unknown songs online from JioSaavn.