4G SIM Card Smart Watch, 4GB+64GB Android Smartwatch Phone Call, 2.4" Large Screen Sport Watch 1500mAh Dual Camera WiFi Bluetooth GPS Smart Watches for Men

4G Full-Band Standalone Calling Smartwatch: Features a 2.4-inch TFT screen (640*480 resolution) for sharp graphics; supports Nano SIM standalone standby and hands-free calling, covering GSM/WCDMA/LTE/TD-SCDMA full-band networks. Enables reliable communication without a phone. Android + Bracelet Dual-System One-Click Switch Smartwatch: Contains a built-in independent Android 10.7 system and a sports bracelet mode, allowing one-click switching; paired with 4GB RAM+64GB ROM/6GB RAM+128GB ROM, it runs third-party APPs and games smoothly for daily smart tasks, while switching to bracelet mode for lightweight monitoring during exercise. Dual-Camera HD Audio-Visual Smartwatch: The 2MP side camera is ideal for capturing life scenes, and the 300K (0.3MP) front camera is suited for video calls; paired with the TFT screen to clearly reproduce image details. Multi-Mode Positioning Sports Health Smartwatch: Integrates GPS/Beidou/GLONASS/AGPS multi-mode positioning, combined with sports health data monitoring (heart rate, steps, calories), delivering accurate positioning and physical status reference for running, walking, and outdoor light sports. 1500mAh Connectivity Smartwatch: Contains a built-in 1500mAh lithium polymer battery; supports Bluetooth 5.0 low-latency connection (for headsets, peripherals) and 2.4GHz WIFI stable networking. It is compatible with adults for making calls and managing temporary contacts during commutes