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Extra on-board peripherals
up to 240MHz operating frequency
Connector for microSD card
Power On/Off Switch
This NB-IoT expansion board
Espressif ESP32-DevKitC board Options:ESP32-WROOM-32E Extra on-board peripheralsDescription ESP32 DevKitC V4 is a small sized ESP32 based development board produced by Espressif. Most of the I O pins are broken out to the pin headers on both sides for easy interfacing. Developers can either connect peripherals with jumper wires or mount ESP32 DevKitC V4 on a breadboard. Block Diagram Pin List Documentation User Guide ESP32 Datasheet (PDF) ESP32 DevKitC V4 Schematics (PDF) ESP32 DevKitC V4 PCB Layout (PDF) ESP32 DevKitC V4