1. System: Realtek8762DT 2. Bluetooth: BT 5.0 3. Display: 1.32 inch / 360x360 4. Flash: 128MB 5. Raise your hand to turn on the screen: support 6. Heart rate/blood pressure/blood oxygen/sleep: support 7. Battery capacity 360mAh 8. Case: zinc alloy + plastic bottom case 9. Band material: TPU 10. Dial size: 45.4x45.4x13.8mm 11. Functions: Bluetooth calling, watch dialing, women physiological health management, heart rate monitoring, blood pressure detection, blood oxygen detection, sleep monitoring, synchronized address book, information push, music control, multi-sport mode, sedentary reminder, online massive dials, Anti-lost reminder, do not disturb mode, alarm clock, schedule reminder, remote control photo, stopwatch, countdown, weather, bright screen switch 12. APP language: English, Chinese, Japanese, Korean, German, French, Russian, Arabic, Spanish, Traditional, Italian, Portuguese, Ukrainian 13. Watch firmware languages: English, Chinese, Japanese, German, French, Russian, Arabic, Spanish, Italian, Portuguese, Ukrainian, Polish, Greek 14. APP name: Da Fit 15. Packing list: watch x1, charging cable x1, manual x1