1. Ifihan
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. Package Awọn akoonu
Verify that all items are present in your Sena 50R package:
- Agbekọri
- Clamp
- 50R Speaker for Harman Kardon
- Àwọn Páàdì Agbọrọsọ (nípọn)
- 50R Wired Boom Microphone by Harman Kardon
- Wired Microphone by Harman Kardon
- Kio ati Loop fasteners
- Double Sided Adhesive Tapes for Main Unit
- Ariwo Gbohungbo dimu
- Gbohungbo Sponges
- WiFi Adapter

Figure 2.1: Included components of the Sena 50R headset system.
3. Ọja Ipariview
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 Osise Video ọja
Fun kan visual loriview 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. Eto
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 Headset Installation
- Gbigbe Ẹka Akọkọ: 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.
- Gbigbe Agbọrọsọ: 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.
- Fifi sori ẹrọ gbohungbohun: 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.
- Iṣakoso USB: Carefully route all cables within the helmet liner to prevent interference and ensure comfort.
4.2 Sena alupupu App
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. Awọn ilana Iṣiṣẹ
5.1 Agbara Tan / Pa
- Agbara Tan: Tẹ mọlẹ bọtini aarin ati bọtini (+) fun iṣẹju 1.
- Agbara Pa: Tap the Center Button and the (-) Button simultaneously.
5.2 Sisopọ Bluetooth
The Sena 50R supports Bluetooth 5 for stable connections to your smartphone, GPS, or other Bluetooth devices.
- Sopọ foonu: 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 Pipọ: 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.
- Ṣii Apapo: 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.
- Apapọ ẹgbẹ: 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 Sisisẹsẹhin Orin
- Ṣiṣẹ/Daduro: Press the Center Button.
- Orin t’okan: Press the (+) Button.
- Tẹlẹ Orin: Press the (-) Button.
- Atunse iwọn didun: 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 Voice Àsẹ
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 Gbigba agbara
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. Itọju
Regular maintenance ensures the longevity and optimal performance of your Sena 50R headset.
- Ninu: Nu ẹ̀rọ agbekọri pẹlu asọ, damp asọ. Yago fun lilo awọn kẹmika lile tabi awọn ohun elo abrasive.
- Itọju Batiri: 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.
- Awọn imudojuiwọn famuwia: 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. Laasigbotitusita
If you encounter issues with your Sena 50R, try the following basic troubleshooting steps:
- Tun: 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.
- Ṣayẹwo Awọn isopọ: Ensure all speaker and microphone connections are secure and properly seated.
- Tun awọn ẹrọ so pọ: If Bluetooth connectivity issues arise, delete the 50R from your device's Bluetooth list and re-pair it.
- Consult User Guide: Fun alaye siwaju sii nipa iṣoro, wo ilana ti o peye lori okeerẹ naa Sena 50R User Guide (PDF).
8. Awọn pato
| Ẹya ara ẹrọ | Ẹ̀kúnrẹ́rẹ́ |
|---|---|
| Brand | Sena |
| Awoṣe | 50 Series (50R-02) |
| Iwọn Nkan | 1.1 iwon |
| Ọja Mefa | 6.25 x 5.25 x 5 inches |
| Awọn batiri | Batiri litiumu polima 1 nilo (pẹlu) |
| Pataki Awọn ẹya ara ẹrọ | Microphone Included, Sound by Harman Kardon, Mesh Intercom, Bluetooth 5, Voice-activated digital assistant access |
| Ni akọkọ Wa | Oṣu kejila ọjọ 8, ọdun 2021 |
9. Atilẹyin ọja ati Support
For detailed warranty information and customer support, please refer to the official Sena webojula tabi awọn Sena 50R User Guide (PDF). Sena provides support resources to assist with product inquiries, technical issues, and warranty claims.





