Microphones, [ communications headsets for use with communication radios, intercom systems, or other communications network transceivers, headsets for telephones, headsets for use with computers, ] headsets in the nature of headphones [ and headphones with microphones, loudspeakers, and other electrical acoustic apparatus, namely, hand-held telecommunications transmitters and hand-held audio receivers and mobile data receivers ]

'acoust':38 'apparatus':39 'audio':50 'communic':2,7,13 'comput':23 'data':54 'electr':37 'hand':42,48 'hand-held':41,47 'headphon':29,31 'headset':3,16,19,24 'held':43,49 'intercom':9 'loudspeak':34 'microphon':1,33 'mobil':53 'name':40 'natur':27 'network':14 'radio':8 'receiv':51,55 'system':10 'telecommun':44 'telephon':18 'transceiv':15 'transmitt':45 'use':5,21

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