Ключевые слова: abstract, aluminium, audio, backdrop, background, black, button, circle, computer, decorative, design, detail, detailed, electrical, equipment, frequency, grey, hardware, hi fi, horizontal, industrial, knob, lattice, macro, metal, mixer, online, part, pattern, plastic, plate, play, power, powerbutton, poweron, round, shutdown, silver, sleek, smooth, sound, start, startup, stereo, surface, technology, textured, volume,