Ключевые слова: 4g, app, application, browse, button, cloud, computer, concept, connection, customer, download, frequency, gadget, game, guy, icon, interface, internet, male, man, media, menu, message, mobile, mobility, modern, multimedia, multitasking, music, net, network, pc, phone, program, provider, radiation, rainbow, ring, ringtone, search, service, sign, social, software, sound, technology, telecommunication, tone, web, wireless,