1. Introducció
The Sena 50R is a 3-button motorcycle Bluetooth headset featuring Sound by Harman Kardon, integrated Mesh Intercom, and premium microphone and speakers. It is designed to provide robust communication and audio capabilities for motorcycle riders. This manual provides essential information for the proper setup, operation, and maintenance of your Sena 50R headset.
2. Contingut del paquet
Verify that all items are present in your Sena 50R package:
- Auriculars
- Clamp
- 50R Speaker for Harman Kardon
- Speaker Pads (thick)
- 50R Wired Boom Microphone by Harman Kardon
- Wired Microphone by Harman Kardon
- Subjeccions de ganxo i bucle
- Double Sided Adhesive Tapes for Main Unit
- Suport de micròfon boom
- Esponges de micròfon
- Adaptador WiFi

Figure 2.1: Included components of the Sena 50R headset system.
3. Producte acabatview
The Sena 50R is engineered for optimal performance and user experience on the road. Its design prioritizes both functionality and a sleek profile.
3.1 Headset Unit

Figure 3.1: The Sena 50R headset unit with its three control buttons and slim design.
The 50R features a low-profile, 3-button design for intuitive control while riding. Its aerodynamic form factor minimizes wind resistance and integrates seamlessly with most helmet types.
3.2 Sound by Harman Kardon
Experience enhanced audio quality with speakers and microphones tuned by Harman Kardon. The new speaker drivers provide richer bass and clearer treble, while the redesigned microphone shape and sensor work to reduce wind and road noise, ensuring clear voice transmission.

Figure 3.2: Close-up of a Sena 50R speaker, highlighting the Harman Kardon audio integration.
3.3 Mesh Intercom Technology
The 50R utilizes Sena's advanced Mesh Intercom technology for robust and reliable group communication. It supports Multi-channel Open Mesh, allowing users to switch between 9 communication channels, and offers virtually unlimited users within a 5-mile range (with a 6-rider minimum for optimal mesh network formation).

Figure 3.3: Illustration of multiple riders connected through Sena's Mesh Intercom system.
3.4 Voice Command and Digital Assistant Access
Control your headset functions hands-free with voice commands. The 50R supports 8 voice command languages and provides convenient voice-activated access to digital assistants like "Hey Google" or "Hey Siri" from your connected smartphone.

Figure 3.4: The Sena 50R headset with visual representation of voice command functionality.
3.5 Vídeo oficial del producte
Per a una visualització completaview of the Sena Quantum 50 Series features, including the Harman Kardon sound and microphone enhancements, please watch the video below:
Video 3.1: Sena Quantum 50 Series with Sound by Harman Kardon. This video demonstrates the enhanced audio features, including the new speaker driver and redesigned microphone, and highlights the benefits of the Mesh Intercom system.
4. Configuració
Proper installation of the Sena 50R is crucial for optimal performance and comfort. Refer to the detailed instructions in the official User Guide PDF for specific helmet types.
4.1 Instal·lació dels auriculars
- Muntatge de la unitat principal: Securely attach the main headset unit to the side of your helmet using the provided clamp or adhesive tape. Ensure it is positioned for easy access to the buttons.
- Col·locació dels altaveus: Install the Harman Kardon speakers inside your helmet's ear pockets. Use the thick speaker pads if needed to ensure the speakers are close to your ears for the best audio experience.
- Microphone Installation: Choose between the wired boom microphone (for open-face or modular helmets) or the wired microphone (for full-face helmets). Position the microphone approximately 1-2 cm from your mouth for clear voice pickup.
- Gestió de cables: Carefully route all cables within the helmet liner to prevent interference and ensure comfort.
4.2 Aplicació Sena Motorcycles
Download the Sena Motorcycles App from your smartphone's app store. This app allows you to configure settings, manage Mesh Intercom groups, access the equalizer, and update firmware conveniently.
5. Instruccions de funcionament
5.1 Encès/Apagat
- Encès: Manteniu premut el botó central i el botó (+) durant 1 segon.
- Apagar: Tap the Center Button and the (-) Button simultaneously.
5.2 Vinculació Bluetooth
The Sena 50R supports Bluetooth 5 for stable connections to your smartphone, GPS, or other Bluetooth devices.
- Vinculació del telèfon: In the Sena Motorcycles App, navigate to the phone pairing menu or enter phone pairing mode manually by holding the Center Button for 5 seconds when the headset is off. Select "Sena 50R" from your phone's Bluetooth device list.
- GPS Pairing: Follow similar steps as phone pairing, typically using the "Second Mobile Phone Pairing" or "GPS Pairing" option in the app or manual mode.
5.3 Mesh Intercom
The 50R offers two Mesh Intercom modes: Open Mesh and Group Mesh.
- Malla oberta: Press the Mesh Intercom Button to enter Open Mesh. This allows communication with virtually unlimited users within range on the same channel. You can switch between 9 channels using the Sena Motorcycles App or voice commands.
- Malla de grup: Create a private group for up to 24 participants. To create a Group Mesh, all participants must be in Open Mesh. Press and hold the Mesh Intercom Button for 5 seconds on one headset to initiate Group Mesh creation, then have other participants join.
5.4 Reproducció de música
- Reproduir/pausa: Press the Center Button.
- Pista següent: Press the (+) Button.
- Pista anterior: Press the (-) Button.
- Ajust de volum: Rotate the Jog Dial (if applicable, or use the (+) and (-) buttons for 3-button models).
Utilize the Sena Motorcycles App to access 5 audio equalizers (Music Balance, Music Enhanced, Voice, Bass Boost, Treble Boost) tuned by Harman Kardon for a personalized listening experience.
5.5 Ordres de veu
Activate voice commands by saying "Hey Sena" followed by a command (e.g., "Hey Sena, Phone Pairing"). For digital assistant access, say "Hey Google" or "Hey Siri" to activate your smartphone's assistant.
5.6 Càrrega
Charge the Sena 50R using the provided USB-C cable and WiFi Adapter. The LED indicator will show charging status. A full charge typically takes approximately 1 hour.
6. Manteniment
Regular maintenance ensures the longevity and optimal performance of your Sena 50R headset.
- Neteja: Netegeu la unitat d'auriculars amb un drap suau iamp tela. Eviteu utilitzar productes químics o materials abrasius.
- Cura de la bateria: For optimal battery life, store the headset in a cool, dry place when not in use. Charge the battery fully before long periods of storage.
- Actualitzacions de firmware: Periodically check for firmware updates using the Sena Device Manager software on your computer or through the Sena Motorcycles App. Firmware updates often include performance improvements and new features.
7. Solució De Problemes
If you encounter issues with your Sena 50R, try the following basic troubleshooting steps:
- Restablir: If the headset is not functioning correctly, perform a factory reset via the Sena Motorcycles App or by holding the Reset Button (located on the back of the main unit) for 10 seconds.
- Comproveu les connexions: Ensure all speaker and microphone connections are secure and properly seated.
- Reemparella els dispositius: If Bluetooth connectivity issues arise, delete the 50R from your device's Bluetooth list and re-pair it.
- Consult User Guide: Per a una resolució de problemes més detallada, consulteu la guia completa Sena 50R User Guide (PDF).
8. Especificacions
| Característica | Detall |
|---|---|
| Marca | Sena |
| Model | 50 Series (50R-02) |
| Pes de l'article | 1.1 lliures |
| Dimensions del producte | 6.25 x 5.25 x 5 polzades |
| Bateries | Necessita 1 bateria de polímer de liti (inclosa) |
| Característiques especials | Microphone Included, Sound by Harman Kardon, Mesh Intercom, Bluetooth 5, Voice-activated digital assistant access |
| Primer disponible | 8 de desembre de 2021 |
9. Garantia i Suport
For detailed warranty information and customer support, please refer to the official Sena weblloc o el Sena 50R User Guide (PDF). Sena provides support resources to assist with product inquiries, technical issues, and warranty claims.





