... 3.4-inch 720x480 high-definition display screen was adopted, with 667Mhz CPU, 256MB ROM, Proximity /Gravity /Ambient light sensors ... :Up to 370 minutes Standby time: With SIM card, up to 179 hours Without SIM card, up to 374 hoursVideo playback time ... sensor and touch sensor. M8 (White) 16GBEP20 Stereo headset with microphonePC connected to the USB cableUSB power chargerProduct ManualCleaning clothFree ...