
Top quality China manufacture 4G intelligent smart bluetooth watch with Nano SIM Card video call dual camera heart rate monitor SM16. Android 8.1 Smart OS: Powered by Android 8.1 with Quad core SC9832E CPU, 4GB RAM and 64GB ROM. Dual Camera System: Features HD dual cameras (2MP+5MP) supporting video calls and photo capture. 4G Network Support: Compatible with 2G/3G/4G networks, WiFi, and Bluetooth 4.2 for connectivity. Long Battery Life: Equipped with 800mAh battery and magnetic charging for reliable daily use. OEM Customization: Supports free logo engraving, software customization, and packaging OEM (MOQ 1000pcs). GPS Navigation: Built-in GPS with A-GPS support for Google Maps, Baidu Maps, and Gaode Maps. Heart Rate Monitor: Integrated heart rate sensor for health tracking and fitness monitoring. 1-Year Warranty: Comprehensive 1-year warranty covering mechanical defects, excluding artificial damage.