Ключевые слова: acoustic, amplifier, art, audio, background, bass, box, column, concept, design, disco, electrical, electronic, element, entertainment, equipment, graphic, grey, icon, illustration, isolated, listen, loud, loudspeaker, media, modern, multimedia, music, musical, object, party, play, power, rock, sign, sound, speaker, stereo, studio, symbol, system, technology, vector, voice, volume, white, woofer,