AUDIO REFINEMENT

APPARATUS FOR RECORDING, TRANSMITTING AND REPRODUCING SOUND, NAMELY, COMPACT DISCS, TAPE RECORDERS, CASSETTE RECORDERS, DISC RECORDERS, RADIO TRANSMITTERS, CASSETTE PLAYERS, RECORD PLAYERS, AUDIO RECEIVERS, VIDEO RECEIVERS, LOUDSPEAKERS, ACOUSTIC BAFFLES; PREAMPLIFIERS, AMPLIFIERS, COMPACT DISC READERS, ACOUSTIC CHAMBERS, SECTOR FILTERS, CABLES FOR AUDIO OR VIDEO SYSTEMS; HIGH FIDELITY AUDIO OR AUDIO-VIDEO SYSTEMS COMPRISED OF AUDIO RECEIVERS, VIDEO RECEIVERS, TUNERS, AMPLIFIERS, CASSETTE PLAYERS, DISC PLAYERS, COMPACT DISC PLAYERS, DIGITAL VIDEO DISC PLAYERS, LOUDSPEAKERS, ACOUSTIC BAFFLES, AND PARTS FOR AUDIO OR AUDIO-VIDEO SYSTEMS SOLD THEREWITH