Ключевые слова: 4g, address book, application software, apps, business, businessman, chat, communication, concept, connect, connection, data, design, device, e mail, email, flat, global, global communications, hand, icon, information, internet, line, mail, media, message, messaging, minimal, mobile, mobile phone, mobility, modern, multimedia, network, person, search, settings, smart phone, social media, symbol, technology, the media, thin, touch screen, touch screen phone, touchscreen, web, wireless, wireless technology,