What did Beethoven play

Do you mean which musical instrument did he play?

Beethoven played mostly the piano, but also he played violin and organ: he was considered very skillful at them already at the age of 11.

Beethoven was a German composer and musician who started his musical career at a very early age, He used to play the piano, organ and the harpsichord and was very talented at this He composed a lot of symphonies and sonatas of which 'The Moonlight Sonata' is the most famous.