Ключевые слова: amplifier, audio, background, board, broadcast, button, closeup, communication, concert, console, control, design, digital, dj, electronic, entertainment, equalizer, equipment, karaoke, level, light, media, mic, microphone, mix, mixer, mixing, music, musical, old, panel, production, professional, radio, record, rock, room, screen, sound, space, stage, studio, system, technology, tv, video, visual, voice, volume, wall,