The Bluetooth Low Energy (BLE) firmware update can enhance the performance and stability of BLE devices. It is mandatory to update the device with at least 0.1.5 BLE firmware version to have the possibility to use {{{model|FMC640}}} with BLE accessories or use the device as a beacon (to broadcast the ID). | The Bluetooth Low Energy (BLE) firmware update can enhance the performance and stability of BLE devices. It is mandatory to update the device with at least 0.1.5 BLE firmware version to have the possibility to use {{{model|FMC640}}} with BLE accessories or use the device as a beacon (to broadcast the ID). |