Audio and related electronic equipment, namely, megaphones, sound transmitting apparatus, audio mixers, acoustic diaphragms, loudspeakers, audio- and video-receivers, acoustic couplers, subwoofers, audio interfaces, audio equalizers

Audio and related electronic equipment, namely, megaphones, sound transmitting apparatus, audio mixers, acoustic diaphragms, loudspeakers, audio- and video receivers, acoustic couplers, subwoofers, audio interfaces, audio equalizers