Computer memories; computer software programs for remote operation of audio and video player, streaming media player, for remote operation of multi-room electronic music audio players and for intelligent controlling in the nature of remote operation of electronic audio and video players; computer peripheral devices; Magnetic data media in the nature of blank magnetic data carriers; cabinets for loudspeakers; Sound recording carriers in the nature of sound cards and sound recorded magnetic cards, sheets and tapes and blank CDs; sound transmitting apparatus; acoustic couplers; Electrical component for loud speakers in the nature of electric acoustic assemblies; Electronic sound pick-ups for guitars and basses