The instrument famously associated with Beethoven is the piano. Beethoven, a renowned composer of the Classical and early Romantic eras, was one of the first composers to exploit the piano's capabilities extensively. He composed numerous piano sonatas, concertos, and chamber works that showcased the instrument's range, expressiveness, and dynamism. The piano became a significant aspect of Beethoven’s musical language, allowing him to convey a wide array of emotions and technical complexities. His innovative use of the piano influenced generations of composers and musicians, solidifying its prominence in Western classical music.