Rainbuvvy DM100 4G Smart Watch 2.86 Inch Screen 1GB+16GB Android 7.1 Support SIM GPS WiFi 2700mAh Big Screen Watch

It has extensive network support. It supports multiple frequency bands covering different network types such as 2G, 3G, and 4G. Moreover, the WIFI can support 2.4G/5G frequency bands and the Bluetooth version is 4.0, enabling it to adapt to different network environments and ensure good network connections. In terms of network, it supports multiple frequency bands, covering different network types such as 2G, 3G, and 4G. Moreover, the WIFI can support 2.4G/5G frequency bands, and the Bluetooth version is 4.0, enabling it to adapt to various network environments. The overall appearance is in a sporty style. The screen is square. The case is made of alloy, which is sturdy and durable. The strap is made of silicone, which is comfortable to wear. It combines practicality and aesthetics.