Ключевые слова: acoustic, audio, back, background, bass, bass reflex, black, boom, circle, close, closeup, composer, decibel, digital, disco, electronic, equipment, frequency, home theatre, listen, loud, loudspeaker, low, modern, monitor, monitoring, music, musical, power, pro, producing, radio engineering, rock, rounded, small, sound, speak, speaker, speakers, stereo, studio, subwoofer, surround, system, technology, tone, volume, wide, yellow,