Tape recorders; Sound mixers; Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image, and audio files; USB cables; Loud speakers; Karaoke players; Metronomes; Blank audio tapes; Acoustic membranes; Electric audio playback units with lights and speakers

'acoust':34 'audio':22,32,37 'blank':31 'cabl':25 'data':19 'devic':10 'digit':8 'electr':36 'electron':9 'file':23 'handheld':7 'imag':20 'karaok':28 'light':41 'loud':26 'manipul':15 'membran':35 'metronom':30 'mixer':4 'organ':13 'playback':38 'player':29 'portabl':5 'record':2,12 'review':17 'sound':3 'speaker':27,43 'tape':1,33 'text':18 'transmit':14 'unit':39 'usb':24

LILOUROII

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