NATURAL SOUND

apparatus and instruments for processing, reproducing, transmitting and recording sound or images; namely, stereo components, namely, radio-broadcasting receivers, loudspeakers, audio amplifiers, [ turntables, ]recorders and players of optical discs, CD players and recorders, [ mini-disk players and recorders, DVD players, recorders and players of magnetic tapes, video cassette recorders and players, stereo cassette decks, audio mixers, audio signal processors, ]audio and video receivers[, graphic equalizers ]