Two-in-one TWS earphone design: The D8 smartwatch features a unique two-in-one TWS (True Wireless Stereo) earphone design. Users can easily remove the earphones from the watch to use it in Bluetooth headphone mode for calls and music listening. Comprehensive health monitoring: The watch is equipped with heart rate monitoring, blood pressure monitoring, and sleep monitoring, helping users track and manage their health in real time. NFC multi-functional sports watch: The D8 smartwatch supports NFC, which can be used for payment and access control. It also features multiple sports modes to suit different exercise needs, such as running and cycling, helping users better manage and optimize their exercise plans. By integrating TWS earphones, health monitoring, and NFC, this smartwatch provides users with a convenient and comprehensive smart wearable experience.