Bluetooth LED indicator glows amber when Bluetooth function is enabled. . LED indicator goes out when this function is disabled. WLAN(WiFi) Wireless LAN (WiFi) . This LED indicator glows amber when Wireless LAN (WiFi) function is enabled. . LED indicator goes out when this function is disabled. . Note: Functions listed above may be optionally supported depending on the model users purchased. . Warning: For flight safety consideration, make sure the WLAN and Bluetooth LED indicators go out when y