Ключевые слова: application, background, black, blank, business, call, cell, cellphone, cellular, communication, communicator, concept, connection, design, device, digital, display, electronic, empty, equipment, gadget, generic, hand, hold, holding, image, information, internet, isolated, male, man, media, message, mobile, modern, multimedia, network, online, people, person, phone, portable, screen, showing, smartphone, social, studio, technology, telephone, touchscreen,