Smartphone Android5.1 5.72Inch Large Screen RAM512MB+ROM4GB With Face Unlock And Rear Features: Face access: Support face recognition. After activation, the device will scan your facial features and unlock immediately. Calling has never been easier or fun. New interactive design, clear operation, mobile phone operation is very clear, everything is very convenient Ultra-high screen-to-body ratio: 5.72 inch full screen. High-definition picture quality provides you with the most comfortable viewing experience 0.3MP front camera, clear and stylish selfies. The ultra-clear front camera turns all your objects into works of art. Even in dim light, you can experience higher brightness, color vividness and , degrees and dynamic range when needed. Rear HD camera: with 2MP camera combination. The main camera supports LED flash, which can improve the sensitivity under backlight or low light, and shoot instantly to ensure that your photos remain clear and bright. Product Description: Operating system: ANDROID5.1 Battery capacity: 1800mAh Camera pixels: 0.3million / 2million Running memory: 512MB Storage memory: 4GB