B7 Pro 1.5 inch 2 in 1 Bluetooth Earphone Silicone Strap Smart Watch, Support Heart Rate Sleep Monitoring 1. CPU: AB5681G 2. RAM (Random Access Memory): 192KB RAM + 1024KB ROM 2. ROM (Read-Only Memory): 128MB UI-Flash 3. Heart Rate Sensor: LC09 4. Accelerometer: SC7A20 5. Bluetooth: BLE 5.3 6. Display: 1.5-inch 172x320 IPS 7. Vibration Motor: 15,000 +- 2,500 rpm 8. Touchscreen: Full-screen touch 9. Battery: 160mAh polymer battery 10. Charging Port: 2-pin magnetic connector 11. Earpiece: 1207 waterproof earpiece 12. MIC: 0415 waterproof MIC 13. Supports 5-position adjustment, NFC tagging, flashlight, wrist-raise to wake up the screen, find phone, factory reset, Do Not Disturb mode, time display, stopwatch, remote photo capture, location, and weather 14. Calls: Supports connection, Bluetooth calling, voice assistant, watch phone book, and call history. 15. Health Management: Exercise monitoring, sleep monitoring, heart rate monitoring, blood pressure and blood oxygen monitoring, breathing exercises, and exercise modes. 16. Reminder Settings: Alarm, sedentary reminder, and goal reminder. 17. Push Notifications: Incoming Calls: Supports call rejection and automatic answering when removing the earphones. SMS: The watch displays push notifications from your phone, including SMS and app messages. Social Media: QQEmailFacebookTwitterWhatsAppLineSkypeWeChat, etc. 18. Waterproof Rating: IP67. 19. Bluetooth Range: 10M. 20. Battery Life: 5-7 days (depending on usage). 21. Charging Time: Less than or equal to 2 hours. 22. Compatible Smartphone Operating Systems: Android 5.1 or iOS 8.2 or higher with Bluetooth 4.4 BLE support. 23. App Name: FitCloudPro 24. Watch firmware languages: Simplified Chinese, Traditional Chinese, English, French, German, Japanese, Spanish, Italian, Russian, Czech, Portuguese, Turkish, Greek, Vietnamese, Thai, Arabic, Polish, Dutch, Latin, Danish, Romanian 25. App languages: Simplified Chinese, Traditional Chinese, English, French, German, Japanese, Spanish, Italian, R