Ключевые слова: amplification, amplify, announcement, audio, broadcasting, cable, closeup, communicate, communication, electronic, equipment, icon, illustration, instrument, isolated, karaoke, media, mic, microphone, mix, music, musical, perform, performance, pictogram, plug, radio, record, simple, sing, singer, song, sound, speak, speaker, speech, stage, studio, symbol, technology, voice, web, website,