The product is a set of 4 audio CDs featuring the works of Danish composer Carl Nielsen, including his six symphonies and three concertos. The CDs are performed by various artists such as the Gothenburg Symphony Orchestra, Olle Schill, and Neeme Jarvi. Released in 1994 under the record label Bis, this collection offers a comprehensive repertoire of Nielsen's compositions in a format that allows listeners to enjoy the music in the comfort of their own homes.