SDT89 S24 Ultra, 6.3 inch Screen, Face Identification, Android 10.0 MTK6737 Quad Core, Network: 4G, Dual SIM 1. Chip: MTK6737 quad-core CPU 2. Running memory (RAM): 2GB 3. Body memory (ROM): 16GB 4. Features: Face recognition, in-screen fake fingerprint unlocking, with WIFI+BT+FM+GPS, 3.5mm earphones interface, Type-C charging interface 5. System: Android 10.0 6. Screen size: 6.3-inch waterdrop dot screen appearance, 540x1170 pixel resolution 7. Support memory card: Support, expandable up to 128GB (not included, support the installation of two SIM cards and one TF card at the same time) 8. Front camera: 5 million pixels, f2.0 aperture, fixed focus 9. Rear camera: 13 million pixels (color, f1.8 aperture) auto focus 10. Battery capacity: 3600mAh 11. Network format: 2G GSM: 85090018001900MHz 3G WCDMA: 850900170019002100MHz 4G FDD: B1B2B3B4B5B7B8B20B28AB28B 4G TDD: B38B40B41 Dual SIM card dual standby, nano SIM card 3-select 3 SIM cards, support 2 SIM cards + 1 memory card at the same time 12. Shell: Electroplated frame, AG glass frosted shell Packing list: 1. Mobile phone x 1 2. Charger x 1 3. USB cable x 1 4. Headphones x 1 5. Mobile phone protective film x 1 6. Protective case x 1 7. Eject Pin x 1 8. Instruction manual x 1 9. Packing box x 1 Attention 1. Due to the difference in light, the actual color of the phone may be slightly different from the screen and the picture. Color names are only used to distinguish between individual SKUs. Please understand that. Thank you. 2. The battery capacity is typical of the factory laboratory, the specific charging speed, the length of use and other data, the actual situation will be slightly different due to the power cord, power adapter, ambient temperature. When the phone is completely out of power and automatically shuts down, you need to charge your phone for more than 10 minutes to boot. It is recommended to charge when the battery is less than 20% charged. 3. Available memory capacity is subject to preloaded s