Ключевые слова: acoustic, amp, amplification, amplifier, announce, audio, background, bass, beat, broadcast, close, closeup, communicate, communication, decibel, deejay, electronic, entertain, entertainment, equipment, indoors, karaoke, listen, loud, loudspeaker, macro, music, nobody, noise, object, one, round, single, sound, speaker, speakers, stereo, still, studio, sub, system, watts, woofer,