/members-area/personalblogs/b/nico-tewinkel-s-blog/posts/arduino-uno-r4-wifi---receiving-commands-via-bleThe Arduino Uno R4 WiFi has an ESP32 WiFi module on it, which includes Bluetooth (BLE). When it was first released, the BLE part was not yet implemented, but you can upgrade the firmware on your Arduino Uno R4 WiFi board that enables it. Judging by ten-USTelligent Community 12