Ключевые слова: 3d illustration, 3d rendering, 4g, background, broadband, call, cellphone, cellular, communication, concept, connection, contact, creative, data, digital, electronic, fast, frequency, future, generation, global, graphic, information, internet, marketing, mobile, modern, network, object, phone, service, sign, signal, site, smart, smartphone, speed, standard, symbol, technology, telecom, telecommunication, telecommunications, telephone, transmission, web, website, wireless,