1. 1.54inch PS color screen, large screen display, bringing great using experience.
2. Highly sensitive touch screen for various operations, information display, steps, and heart rate.
3. The phone call can be controlled with Bluetooth. Independent SIM card slot, inserting card to have phone calls.
4. Equipped with memory card slot. Support memory card expansion (up to 32G).
5. Dynamic heart rate monitoring. Built-in smart optical sensor to monitor heart rate changes and record the energy consumption, assessing your health conditions and enhancing the physical fitness in a scientific way.