Bluetooth Talk Smartwatch Multi-Function Monitor Heart Rate Blood Pressure Blood Oxygen Sleep 1. Main chip: Realtek8763EWE 2. Acceleration sensor: SC7A20 3. PPG heart rate sensor: LC11S 4. Speaker: AAC hi-fi speaker 5. Touch IC: 816D 6. Touch mode: full touch 7 Motor: flat motor 8. Display: 1.28-inch TFT round screen 9. Resolution: 240 x 240 10. Flash size: 128M 11. Bluetooth version: BLE5.2 12. Bluetooth antenna: FPC 13. Battery capacity: 260mAh Li-ion battery 14. Charging method: magnetic cable charging 15. Use time: about 5 days 16. Standby time: about 20 days 17. Charging time: about 2.5h 18. Supported languages: Simplified Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Ukrainian, Italian, Portuguese, Thai 19. Health monitoring: heart rate detection, heart rate timer monitoring, blood pressure detection, blood oxygen detection, blood oxygen timer monitoring, sleep monitoring 20. Standard functions: step counting, exercise distance, calorie consumption, raising the hand to light up the screen, flipping the wrist to light up the screen 21. Exercise mode: support running, cycling, walking, gymnastics, ball games, hiking, yoga, swimming, etc. 22. Reminder function: Alarm clock, incoming calls, WeChat, QQ, calendar, Alipay, Gmail, Viber, Youtube, Telegram, Hangouts, Vkontakte, Flickr, Tumblr, Pinterest, Truecaller, Paytm, Zalo, Micrsoftteams 23. Other features: Bluetooth calls, watch direct dialling (must be connected to the mobile phone Bluetooth), watch address book, music playback (must be connected to the mobile phone Bluetooth), stopwatch, timer, music control (connect to the APP, open the player on the mobile phone first), remote photo (connect to the APP, open it inside the APP), weather, screen brightness adjustment, APP sports track 24. Shell material: ABS + PC 25. Face shell material: glass 26. Wristband material: silicone