Tip: Unlocked for Worldwide use. Please ensure local area network is compatible. click here for Network Frequency of your country. Please check with your carrier/provider before purchasing this item. Notice: This Android/Windows device is designed to function specifically with the current Android/Windows OS installed on it. Any alterations such as upgrades, modding with custom ROMs, rooting or flashing the Android device with other firmware will automatically void the device's warranty. Main Features: Huawei P8 Max Android 5.0 6.8 inch 4G Phablet Hisilicon Kirin 935 Octa Core 2.2GHz 3GB RAM + 64GB ROM 13.0MP Rear Camera 5.0MP Front Camera Bluetooth 4.0 4360mAh Battery NFC Display: 6.8 inch, FHD(1920x1080 pixels) Screen CPU: Hisilicon Kirin 935 2.2GHz (Quad core 2.2GHz Cortex-A53 and Quad core 1.5GHz Core-A53) GPU: Mali-T628 MP4 System: Android 5.0 RAM + ROM: 3GB RAM + 64GB ROM Camera: 5.0MP front camera + 13.0MP Back camera with autofocus, optical image stabilization, dual-LED (dual tone) flash Sensor: Accelerometer sensor, G-sensor, Ambient Light Sensor, Proximity sensor, Electronic Compass, Gyroscope sensor Bluetooth: 4.0 GPS: A-GPS SIM Card: Dual SIM dual standby, one Micro SIM Card , one Nano SIM Card Note: This phone will only work with GSM+WCDMA+FDD-LTE networks: GSM 850/900/1800/1900MHz WCDMA 850/900/1900/2100MHz FDD-LTE 1800/2100/2600MHz Note: Nano SIM Card and Micro SD Card can't used at the same time, beacuse they use same space of card slot.