Sena 3S Quick Start Guide
![Sena 3S manual cover](/images/e8c8b0e21df212ba9f569ce8/thumbs/thumb175x175.webp)
To pair your Sena 3S with a smartphone, turn on the headset and hold the Phone Button for 5 seconds until you hear "Phone Pairing". Search for Bluetooth devices on your smartphone, select "Sena 3S", and connect.
To reset your Sena 3S to factory settings, press and hold the Phone Button and Jog Dial simultaneously for 10 seconds until you hear "Factory Reset". Press the Jog Dial again to confirm.
If your Sena 3S is not charging, ensure the charging cable and port are clean and undamaged. Try using a different USB cable or charger. If the issue persists, contact Sena support.
To update the firmware on your Sena 3S, download the Sena Device Manager from the Sena website, connect your device to your computer, and follow the on-screen instructions to complete the update.
Yes, the Sena 3S supports multipoint pairing, allowing you to connect to two Bluetooth devices simultaneously, such as a smartphone and GPS.
To improve battery life, reduce the volume, disable unused features like intercom when not in use, and ensure the firmware is up-to-date. Regularly charge the device and avoid extreme temperatures.
To clean your Sena 3S, use a soft, damp cloth to wipe the exterior. Avoid using harsh chemicals or submerging the device in water. Regularly inspect for damage and ensure the charging ports are clean.
To initiate an intercom conversation, press the Jog Dial once to connect to your paired intercom friend. Ensure both devices are within range and powered on.
If audio quality is poor, check the speaker and microphone placement in your helmet. Ensure the firmware is updated and that there are no obstructions between the Bluetooth devices.
To activate voice commands, tap the Phone Button and speak your command. Ensure your smartphone supports voice commands and is connected to the Sena 3S.