Here are two of the greatest sonatas for violin and piano by Ludwig van Beethoven. Cornerstone of chamber literature, the Spring sonata in F major and the Kreutzer in A major share an enduring passion from violinists and listeners, and are a critical components of every serious violinist’s repertoire. This deluxe edition includes recordings of a complete performance of each piece by virtuoso violinist Mario Hossen and a stereo background track played by the internationally renowned pianist Sung-Suk Kang. Also features an authoritative music book containing the solo violin part edited by Mario Hossen. Audio is accessed online using the unique code inside the book and can be streamed or downloaded. The audio files include PLAYBACK+, a multi-functional audio player that allows you to slow down audio without changing pitch, set loop points, change keys, and pan left or right.