LC18 1.53 inch IP67 BT5.0 Sport Smart Watch with Earbuds, Support Bluetooth Call Sleep Blood Oxygen Heart Rate Blood Pressure Health Monitor 1. Chip: JL7013A 2. Heart Rate and Blood Pressure Chip: HX3602 3. G-SENSOR: DA267 4. Earphone Chip: BT8926B2 5. ROM: 128MB 6. Bluetooth: 5.0 7. Charging Method: USB magnetic charging 8. Charging Time: About 3 hours 9. Battery Life: 4 hours of talk time10 days of normal use25 days of standby 10. Weight: 71g 11. Watch Features: Sporty business appearance, metal craftsmanship, TPU high-end sports strap, built-in music storage, full circle touch + mechanical button dual operation, encoder knob, 3 sets of UI styles, BLE 5.0 version, 400mAh real capacity large battery, strong endurance standby for over 25 days. Powerful sound output for up to 4 hours (at maximum volume). The smart bracelet features 24-hour accurate heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, sports monitoring, mileage, calorie consumption, sleep records, message reminders, remote control photography, massive free dial downloads, and DIY dial creation. 12. Earphone Features: Fully in-ear wearing, painless and comfortable. Perfect sound quality, handle design, dual noise reduction, clearer call quality, stable and high-quality dual transmission with the Zhongke Bluetooth chip (BT8926B2), strong signal with a range of up to 25 meters in open areas and up to 15 meters through walls, built-in 5.0 dual Bluetooth, HIFI 9D sound quality, touch sensor, AI voice Siri wake-up. Earphones can be stored and charged in the watch compartment for convenient use, and stored in the watch for charging. 13. Watch Languages: Simplified Chinese, English, Croatian, Indonesian, Turkish, Finnish, Thai, Vietnamese, Hungarian, Korean, Polish, Italian, Czech, French, Japanese, Dutch, Russian, Portuguese, Spanish, Ukrainian, Malay. 14. APP Name: H Band 15. Screen Size: 1.53 inch IPS 16. Resolution: 360 x 360 17. Watch Battery: 400mAh 18. Earphone Battery: 25mAh 19. Supported Functions: CaloriesCamera Remote-ControlBT CallBT Music Player Time S