Ключевые слова: 3g, 4g, activate, background, blue, broadcast, business, businessman, button, cell, center, communications, computer, connect, connection, data, database, device, download, finger, frequency, gsm, high, highspeed, internet, lte, media, mobile, modern, network, phone, press, programmers, push, radio, receiver, science, screen, signal, social, speed, technology, telecommunications, touch, transfer, umts, web, wifi, wireless,