Ключевые слова: 3d, background, black, blank, business, cell, cellphone, cellular, communication, communicator, computer, concept, design, device, display, electronic, empty, equipment, frame, gadget, grey, icon, illustration, information, isolated, laptop, lcd, mobile, modern, multimedia, notebook, object, pc, pda, phone, portable, screen, single, smart, smartphone, tablet, technology, touch, touchpad, touchscreen, white, wifi, wireless,