Ключевые слова: advertisement, advertising, background, black, blank, cell, cellphone, cellular, closeup, communication, connection, dark, device, digital, display, electronic, empty, finger, gadget, hand, hold, internet, laptop, message, mobile, mock, modern, network, new, object, pad, palm, pda, phone, screen, showing, smart, smart phone, space, technology, telephone, touchscreen, wireless,