Features: High-definition camera For M11+Ultra 5MP front camera and 8 MP rear ultra-high-definition camera turn each of you into a work of art. Even in the darkest light, you can experience higher brightness, color vividness, clarity and dynamic range whenever you need it. Facial access For M11+Ultra also supports facial recognition when activated, for M11+Ultra scans your facial features and unlocks immediately, accessing your phone in an unprecedented easy or fun way. Upgrade The new interactive design makes the operation simple and clear, the use of the mobile phone is so simple and clear, everything is very convenient. Dual SIM card Dual SIM card supports TF card, the card slot is not divided into main and vice, and supports 50 major communication operator networks in the world. Endurance Built-in 2900MAH battery, long-lasting use. Powering up your whole day, the phone allows yourself to enjoy the fun for much longer. Specifications: Item type: Smart phone Material: ABS Color: Blue Model: for S21+Ultra Chip: 7731 quad-core CPU Network standard: for GSM850/900/1800/1900, WCDMA850/2100, GSM4 frequency dual card dual standby, Nano SIM card, 2 SIM cards + memory card Screen size: 6.3 inch HD-compatible+ HD-compatible full-fit water drop screen Resolution: 1440*3200 Operating memory (RAM): 4GB Body memory (ROM): 64GB Face recognition: with WIFI+BT+FM System: for Android 10.0 Support memory card: Maximum support expansion 128G Front camera: 5 million pixels, f/2.0 aperture, fixed focal length Rear camera: 8 million pixels (color, f/1.8 aperture) autofocus Battery: Built-in 2900MAH battery Earphone: 3.5 earphone Data cable: Mirco 5pin data cable Package size: 18*10*6cm/707*3.93*2.36inch(L*W*H) Weight: 400g/14.11oz