S9 Ultra Android Dual Camera Smart Watch 4G Sim Card, YouTube Working Watch 2024


16. 4G FDD-LTE: B1, B3, B5, B8; TDD-LTE: B38, B39, B40, B41
17. Data link: WIFI/Bluetooth/Traffic
18. Bluetooth: Yes, Bluetooth 4.2
19. GPS: Yes, Passive
20. Gravity sensing: Support, three-axis sensor
21. Heart rate: Support, heart rate/blood oxygen detection
22. Power button: SOS function button, down button
23. Rotary button: Yes, mechanical encoder (single click to return, double click to switch UI style, long press AI)
24. Phone: 2G/3G/4G (VOLTE required)
25. Internet access standard and speed: GPRS/LTE
26. System/OS: Android 9.0
27. UI: Built-in multiple UI styles
28. Language: Chinese, English


1. Main control chip: Spreadtrum SL8541E
2. Display: 1.95 inch water drop screen / Resolution: 240×282, full sticker
3. Touch screen: 1.95 inch /OGS process, ZIF interface COB/full screen
4. Memory: 1GB+16GB
5. Face unlock: Support
6. Battery: High-capacity and high-voltage polymer lithium battery, 680mAh capacity
7. Speaker: 0715 single large magnetic waterproof speaker
8. Microphone: 0415/waterproof
9. Motor: 0820 flat motor
10. Camera: Front and rear cameras, 0.3MP
11. SIM card slot: Single SIM, Nano SIM card
12. Charging interface: magnetic, special charging base
13. WiFi: Yes, WIFI positioning and WiFi connection/WiFi2.4GHz
14. 2G GSM: B3, B5, B8
15. 5. WCDMA: B1, B5, B8


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