0.96" ESP32 ESP--32D WIFI Bluetooth Development Board OLED CH340C Module 30PIN
Bluetooth:Bluetooth 4.2BR/EDR and BLE standards. 1. Adopt 802.11b/g/WiFi+BT module;. Antenna: On-board PCB antenna, gain 2dBi. Support openOCD debugging interface;. Support local serial port upgrade and remote upgrade (FOTA).