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  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, eas­i­ly embed­ded to oth­er prod­uctsStrong func­tion, with the sup­port of lwIP pro­to­col, freer­tosSup­port three modes: AP, STA, and AP STASup­port for Lua pro­gram, easy to devel­op