ESP32-S3 SIM7670G 4G Development Board, LTE Cat-1 / WiFi / Bluetooth / GNSS Positioning Support, Global Coverage Multi Band

The ESP32-S3-SIM7670G-4G is a multi-functional and high-performance microcontroller development board, build-in SIM7670G 4G communication module, onboard OV series camera interface, TF card slot, RGB colorful LED, 18650 battery holder (18650 battery is NOT included), battery voltage measurement IC, solar panel charging interface, and other peripherals.

Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication, featuring superior RF performance
Equipped with the SIM7670G cellular module, supports 4G Cat-1 networking, GNSS positioning and other functions
Onboard USB switching IC and DIP switch for switching to use the USB interface of SIM7670G, suitable for connecting with PC for dial-up internet or debugging of SIM7670G module
Onboard 18650 battery holder (18650 battery is NOT included), adapting VBAT pin header for connecting to external 3.7V lithium battery, with anti-reverse protection
Rich peripheral interfaces such as camera interface, TF card slot, USB port, 38PIN header, etc., easy to expand and achieve various functions
Onboard multiple DIP switches for camera on/off, switching USB channels to avoid interface conflict, and setting power on/off for some circuits to reduce power consumption
Comes with GNSS high-precision ceramic antenna, OV2640 camera, acrylic case, etc., easy to develop various applications
Comes with online development resources and manual (including tutorials, demos for 4G portable WiFi and other IoT examples)

Frequency Band:
LTE-FDD: B1, B2, B3, B4, B5, B7, B8, B12, B13, B18, B19, B20, B25, B26, B28, B66
LTE-TDD: B34, B38, B39, B40, B41
GNSS:
GPS, BeiDou, GLONASS, Galileo

Power supply method:
USB port, 18650 lithium battery holder (18650 battery is NOT included), pin header

Power input:
5V (USB port / 5V pin header)
3.7~4.2V (18650 lithium battery holder / VBAT pin header)

Logic Level 3.3V