Audio players/recorders which use integrated circuits as recording media, audio tape players/recorders, audio discs players/recorders, radio receiving sets; amplifiers; speakers; computers; mobile phones; set top boxes, namely computer software and hardware which can convert, supply and transmit audio, video and data signals; television receivers; blank or pre-recorded sound/image/data recording media, namely tapes, optical/magnetic/magnet-optical discs, integrated circuits; and batteries