9 Telecommunication machines and apparatus; Downloadable programs for personal digital assistants; Electronic machines, apparatus, and their parts; Computer programs; Downloadable computer programs; Computer programs for music production; Computer programs for processing digital music files; Computer programs for editing picture, sound and video; Sound reproduction apparatus; Control apparatus for sound reproduction apparatus; Control apparatus for computer for music production; Control apparatus for computer for editing digital music files; Control apparatus for computer for editing picture, sound and video