Terminal, single row, 01x03 D 2x5 pin shrouded header 2.54 mm spacing"/> Operational amplifier, DIP-8Small Signal NPN Transistor, TO-92"/>
Wi-Fi https://www.espressif.com/sites/default/files/documentation/esp32-s2-wroom_esp32-s2-wroom-i_datasheet_en.pdf 2.4 GHz Bluetooth ble zigbee.