ESP32 has already integrated antenna and RF balun, power amplifier, low-noise amplifiers, filters, and power management module. The entire solution takes up the least amount of printed circuit board area. This board is used with dual-mode Wi-Fi and Bluetooth chips, which are safe, reliable, and scalable to a variety of applications.

Note: Please allow a 1-2cm error due to manual measurement. 

Features:

1. ESP32 Microcontroller
2. 4MB Flash Memory
3. WiFi and Bluetooth Connectivity
4. CH340G USB-to-Serial Converter
5. D1 R32 Development Board
6. Micro USB Interface

Package Includes:

1 x WiFi and Bluetooth Esp32 4MB Flash D1 R32 CH340G Development Board Micro USB