ESP32-S3 SIM7670G 4G Development Board SIM800C and the copper is oxygen-free

and the copper is oxygen-free plated

Standard CM4 socket and partial Raspberry Pi GPIO header

Short press ( 1 sec or less ): change channels 1 - 8

It communicates using the AVR109 protocol

and features nearly up to 180° viewing angle

ESP32-S3 SIM7670G 4G Development Board SIM800C and the copper is oxygen-freeESP32 S3 SIM7670G 4G Development Board Based On ESP32 S3, Integrates SIM7670G 4G Module, Camera And TF Card Slot, Etc. Multiple Low Power Working Modes, Suitable For Applications Such As Outdoor Monitoring, 4G Portable WiFi, Smart Home, Etc. Features The ESP32 S3 SIM7670G 4G is a multi functional and high performance microcontroller development board designed by Waveshare, build in SIM7670G 4G communication module, onboard OV series camera interface,