Ключевые слова: adjusting, aluminum, amplifier, audio, background, button, chrome, circle, control, design, dial, efficiency, electrical, electricity, element, equipment, gray, illustration, knob, levels, light, maximum, measurement, metal, metallic, minimum, music, painting, panel, power, push, radio, set, shiny, sign, silence, silver, smooth, sound, steel, stereo, style, symbol, technology, time, tuner, turning, variation, vector, volume,