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Keywords:sound, music, effect, audio, speaker, technology, volume, electronic, entertainment, digital, stereo, professional, studio, equipment, frequency, detail, bass, treble, wave, play, power, shape, center, surround, acoustics, analog, musical, broadcast, electrical, resonance, plastic, sonic, sub, woofer, wooden, wood, elegance, color, black, dark, light, trails, red, luminous, tweeter, cabinet, waves, three, way