Ключевые слова: abstract, amplifier, audio, background, bar, color, colorful, design, digital, disco, display, dj, electronic, element, equalizer, equipment, frequency, graph, graphic, headphone, icon, illustration, level, light, line, meter, music, musical, pattern, play, player, radio, record, recorder, signal, sound, soundtrack, spectrum, stereo, studio, technology, track, tune, voice, volume, wave, waveform, waves,