Fangrui Product Details 1. Lc19 1.53 Inch 2 In 1 Bluetooth Earphone Ip67 Waterproof Smart Watch, Support Sleep Monitoring 2. Chipset: 3. Smart Watch: Jl7013a 4. Heart Rate And Blood Pressure: Hx3602 5. G-sensor: Da267 6. Headset: Bluetrum Bt8926b2 7. Rom: 128mb 8. Watch Speaker: 0916 Aac 8 Ohm0.8w 9. Earphon Speaker: 6mm F6l16x2 10. Bluetooth: 5.0 11. Battery: 12. Watch Battery Capacity: 701929 3.7v400mah 13. Tws Battery Capacity: 400911 3.7v25mah 14. Charging Method: Usb Cable Magnetic Suction Charge 15. Charging Time: About 5h 16. Duration Time: Talk For 4 Hours Normal Use For 10 Days Standby For 25 Days 17. Support Operation System Calories Camera Remote-control Bt Call Bt Music Player Time Sync Call History Anti-lost Redial Sleep Monitor Steps Heart Rate Bluetooth Headset Blood Pressure Alarm Siri 18. Language: 19. Watch: Simplified Chinese, English, Croatian, Indonesian, Turkish, Finnish, Thai, Vietnamese, Hungarian, Korean, Polish, Italian, Czech, French, Japanese, Dutch, Russian, Portuguese, Spanish, Ukrainian, Malaygerman, Persian, Hebrew And Arabic 20. App: Simplified Chinese, English, Croatian, Indonesian, Turkish, Finnish, Thai, Vietnamese, Hungarian, Korean, Polish, Italian, Czech, French, Japanese, Dutch, Russian, Portuguese, Spanish, Ukrainian, Malay, German, Persian, Hebrew And Arabic 21. Screen Size: 1.53 Inch Ips 22. Screen Resolution: 360x360 23. Waterproof: Ip 67