Ключевые слова: accessory, background, black, button, buttons, click, closeup, communication, computer, computerized, contact, controller, device, electronic, equipment, gray, grey, hardware, input, internet, isolated, manage, manipulate, manipulation, manual, mouse, move, object, optic, optical, pc, peripheral, plastic, push, scroll, scrolling, silver, single, technology, wheel, white, wire, wired, wireless,