Product Information
- ❤ Android 9.1 operating system: S21U mobile phone uses the latest Android 9.1 operating system, which is more secure and can protect your privacy and safety.
- ❤ Three card slot design: S21U smart phone has 3 independent card slots: dual 4G SIM card + TF card. You can use two SIM cards and a TF card at the same time, which makes three cards in one device a reality. You can switch between SIM cards flexibly at any time, and both SIM cards can access 4G connections at the same time.
- ❤ 2GB RAM + 32GB ROM: S21U unlocked phone is supported by 2GB RAM and 32GB ROM and MTK6799 ten-core processor, which can provide enough performance to make the best Android applications run smoothly, including popular 3D games.
- ❤ 6.3-inch high-definition screen: S21U 4G mobile phone uses a 6.3-inch high-definition water drop screen, durable design and palm size, providing a comfortable grip and convenient operation with one hand. S21U SIM mobile phone is a good gift for children or the elderly.
- ❤ Face recognition: S21U smart phone has a face unlock function, a fast and non-contact way to unlock the phone, improving security, and more convenient in busy or narrow time.
