Features: ESP32 is integrated with antenna switch, RF balun, power amplifier, low-noise amplifier, filter, and power management module. The entire solution takes up the least amount of printed circuit board area. Designed with 2.4 GHz Wi-Fi and Bluetooth dual-mode chip. It uses TSMC low power 40nm technology, best power and RF properties, which is safe, reliable, and extended to a variety of applications. The board is cost-effective, with small volume, easily embedded to other products. Powerful function, support for LWIP protocol and for freertos. Supporting for Lua programming makes your development easier. Specification: WiFi: 2.4GHz Modes: AP, STA, AP+STA Weight: 11g / 0.4oz (approx.) Package list: 1 * Development Board 1、ESP32 is integrated with antenna switch, RF balun, power amplifier, low-noise amplifier, filter, and power management module. 2、The entire solution takes up the least amount of printed circuit board area. 3、Designed with 2.4 GHz Wi-Fi and Bluetooth dual-mode chip. 4、It uses TSMC low power 40nm technology, best power and RF properties, which is safe, reliable, and extended to a variety of applications. 5、The board is cost-effective, with small volume, easily embedded to other products.