... dual antenna - main and diversity antenna; main antenna use the high order mode technology for PCB coupling antennas and integrates ... 3.0 designed to create an easy, elegant, enjoyable, and efficient experience, simple is beautyMessages, call logs, notifications, reminders, gallery ... + SmartPower 2.5, 80 hours of continued useEnergy efficient CPU and other hardware components coupled with SmartPower 2.5 ...