Connecting to the Bluetooth System

Firmware will be upgraded automatically when the Bluetooth system is
charging. If you want to upgrade the firmware, you must first change the
settings in the SENA MOTORCYCLES App.
1. Connect the helmet to the USB charger (5 V/1 A), the Bluetooth
    system will power off automatically.
2. The built-in Wi-Fi automatically turns on and the red LED flashes
    quickly.