The rapid development of LTE and IoT (Internet of Thing) networks has enhanced the integration of 4G and Wi-Fi technology, and many companies are converting 4G signals to Wi-Fi signals for power users Smartphones, tablets, and laptops can use free Wi-Fi - Wi-Fi access to share local resources and to communicate with some terminals through speed networks
 

 
 
Collapse All Microcontroller
GSM/4G Module
Wifi Module
GSM Antenna
Wifi Antenna
5.0V LDO
GSM LDO
3.3V LDO
Flash Memory
Backup Battery