Description ESP32 is already integrated with 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 is 2 4 GHz dual mode WiFi and bluetooth chips by tsmc 40nm low power technology power and optimized RF characteristics which is safe reliable and scalable to a wide range of applications Features High performanceSmall volume easy embeded to other productsStrong function with the support of lwIP protocol freertosSupport three modes AP STA and AP STASupport for lua program easy to developPackage included 1 x ESP32 OLED Module