Ключевые слова: black color, business finance and industry, choice, closeup, color image, communication, computer keyboard, control, control panel, cutting, direction, electricity, equipment, fuel and power generation, game controller, hong kong, horizontal, industry, keypad, macrophotography, menu, multimedia, no people, number, number 9, power supply, remote control, single lane road, single object, technology, television set, video, white background, white color,