Feature 16.53 Inch Screen and Network Standard: 6.53 inch high definition screen, MTK6580 quad core. For Mobile 2G, for unicom 3GWCDMA850, 1900, 2100, GSM4 frequency dual card dual standby. 2Good Function: Face recognition, with WIFI, BT, FM, GPS, type C charging port, 3.5mm standard headphone jack, built in all in one machine. 3Support Memory Card: Maximum support expansion 128GB, support two SIM cards installed at the same time, or one SIM card and micro memory card. 4Front and Rear Camera: Front camera 8MP, f/2.0 aperture, fixed focal length, rear camera 24MP, color, f/1.8 aperture, autofocus. 5For Android System: The system is based on the in depth development of the for Android system, which is more perfect and smooth.Item Type:UnlockedCellPhoneModel: R412FMaterial: Plastic, ElectronicsColor: BlueWeight: Approx. 400g / 14.1ozBack Cover: HD Screen Built in All in One MachineChip: MTK6580 Quad CoreNetwork Standard: for Mobile 2G, for Unicom 3GWCDMA850, 1900, 2100, GSM4 Frequency Dual Card Dual StandbyScreen Size: 6.53 Inch HD+ Screen (the display is designed with beautifully curved corners, and an inch is the diagonal length when the rounded corners of the display are stretched to a right angle)Resolution: 2400x3200Operating Memory (RAM): 8GBBody Memory (ROM): 64GBFunction: Face Recognition, with WIFI, BT, FM, GPS, Type C Charging Port, 3.5mm Standard Headphone JackSupport: for Android 12Support Memory Card: Maximum Support Expansion 128GB (support two SIM cards installed at the same time, or one SIM card and micro memory card)Front Camera: 8MP, f/2.0 Aperture, Fixed Focal LengthRear Camera: 24MP, Color, f/1.8 Aperture, AutofocusBattery Type: Built in 6800mAh Lithium Battery .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Mobile Phone1 x English Manual1 x Charger1 x USB Cable1 x Wired Headset1 x Mobile Phone Protective Film1 x Protective Case1 x Card RemoverNoteThis mobile phone supports the frequency band of WCDMA850 1900 2100 and GSM4. Please confirm whether your phone card belongs to this frequency band before inserting the card