ESP32 is already integrated antenna and rf balun, power amplifier, low noise amplifiers, filters, and the power management module. The entire solution is the least amount of pcb area. This board has 2.4ghz dual mode wifi and Bluetooth chips by tsmc 40nm low power technology, power and rf characteristics of best, which is safe, reliable, and scalable to a wide range of applications.

Features:

• High performance - price - ratio
  
• Small volume, easy embedded to other products
  
• Strong function, with the support of lwip protocol, freertos
  
• Support three modes: ap, sta and ap + sta
  
• Support for lua program, easy to develop