Android 7.1 SUNMI OSCPU Qualcomm quad-core 1.4GHzMemory - 3GB RAM + 32GB ROMDisplay 5" HD 1280×720 IPS Capacitive Multi-touch ScreenPower Adapter - Input: AC 100-240V - Output: DC 5V/2AWi-Fi 2.4G/5G Support IEEE 802.11 a/b/g/nBluetooth Support BLE Support Bluetooth 2.1/3.0/4.2Speaker/MIC 1WNFC Mifare/Felica/ISO 14443 Type A/B IS15693Button Power button (lock screen button) Volume up/down button Home buttonBattery Non-removable lithium battery 3.8V/5000mAhCommunication 2G/3G/4GFrontal Camera 13.0MP, Rear Camera 2.0MP - Flashlight, Support 720p video recordingExternal Memory Card - Support, Up to 64GBSIM Card Slot - 1× SIM Card slot and support 1.8V/3.0VPSAM Port: 1× Type-C USB Support OTGEnvironment Operating temperature: -20? ~ 55? Storage temperature: -40? ~ 70? Protection rating: IP67 Falling height: 1.2 m