The Bluetooth system can be charged using many common methods via the supplied USB power &
1. Plugged into a computer’s USB port.
2. With a USB-equipped AC adapter via a wall-outlet charger.
Depending upon the charging method, the Bluetooth system will be fully charged in about 2.5 hours.
Charging the Bluetooth System
• Please make sure to take off your helmet while charging. The Bluetooth system automatically
turns off during charging.
• Any 3rd party USB charger can be used with Sena products if the charger is approved by either the FCC, CE, IC or other locally approved agencies that Sena accepts.