Listen to Piano Concerto No. 1 - Brahms - Classical Work Music online. Piano Concerto No. 1 - Brahms - Classical Work Music is an Instrumental language song and is sung by Working Music Experience. Piano Concerto No. 1 - Brahms - Classical Work Music, from the album Work Music: Classical Music for Focus, Work and Studying, was released in the year 2023. The duration of the song is 3:19. Download Instrumental songs online from JioSaavn.