S6 TWS Earphone 1.91 inch Smart Bracet Support Bluetooth Call / Health Monitoring 1. Functions: Bluetooth call, full touch, heart rate monitoring, to take pictures, call reminder/rejection, information storage, multi-sport mode, weather, information reminder (SMS, QQ, WeChat, Skype, , , , Line, Viber), alarm clock, looking for bracets, health monitoring, exercise records, time 2. App supports languages: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, German, French, Russian, Spanish, Italian, Dutch, Polish, Portuguese, Turkish, Vietnamese, Malay, Indonesian, Filipino, Hungarian 3. Watch languages: English, Simplified Chinese, Traditional Chinese, Japanese, Korean, German, French, Russian, Spanish, Italian, Dutch, Polish, Portuguese, Turkish, Vietnamese, Malay, Indonesian, Filipino Hungarian 4. Bluetooth version: mobile phone Bluetooth 5.2, data storage Bluetooth 4.0; 5. Charging compartment battery capacity: 280mAh polymer lithium battery 6. Headphone battery capacity: 25mAh polymer lithium battery 7. Charging box function: the main body can charge the ear for 3 cycles 8. Standby time: 8-12 days 9. Music time: 3 hours 10. Charging method: charging by charging stand 11. Charging time: 1-2 hours 12. Main chip: RTL8762D 13. TWS chip: BT8926B 214. Heart rate chip: Tianyi Hexin 330015. Screen size: 1.91 inches 16. Screen resolution: 240x 28417. Dustproof and waterproof: IP 6718. Memory: 192KB RAM+1024KB ROM+128Mb UI-Flash 19. Control method: touch screen + knob button 20. Vibration: real-time vibration reminder 21. Weight: 57g