Cabinets for loudspeakers; loudspeakers; amplifiers; apparatus for recording, transmission or reproduction of sound or images; blank magnetic data carriers; prerecorded magnetic data carriers featuring music; blank sound recording discs; pre-recorded sound recording discs containing music; Blank compact discs and DVDs; pre-recorded compact discs and DVDs containing music; central processing units for processing information, data, sound or images; digital sound processors; signal processors fo...