1. Introduction
The Jabra Link 370 is a compact USB Bluetooth adapter designed to provide seamless wireless connectivity between your Jabra Bluetooth headset and your computer. It ensures optimal audio quality and range for Unified Communications (UC) and Microsoft Teams (MS) environments, depending on the version of the adapter.
This manual provides instructions for setting up, operating, and maintaining your Jabra Link 370 USB Bluetooth Adapter.
2. Product Overview
The Jabra Link 370 adapter comes in two main versions: UC (Unified Communications) and MS (Microsoft Teams/Skype for Business). Both versions offer reliable Bluetooth connectivity but are optimized for different communication platforms.
The adapter is compatible with various Jabra Evolve headsets and Speak series devices, including:
- Jabra Evolve 65
- Jabra Evolve 65e
- Jabra Evolve 65t
- Jabra Evolve 75
- Jabra Evolve 75e
- Jabra Speak 510
- Jabra Speak 710
- Jabra Speak 750
- Jabra Speak 810
Product Showcase Video
Video 2.1: A short demonstration showcasing the Jabra Link 370 USB adapter from various angles.
3. Setup Instructions
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Insert the Adapter: Plug the Jabra Link 370 USB adapter into an available USB port on your computer. The adapter should be recognized automatically by your operating system.
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Automatic Pairing: The Jabra Link 370 is designed to automatically pair with your compatible Jabra headset or speakerphone when both devices are powered on and within range. Ensure your Jabra headset is in pairing mode if it doesn't connect automatically.
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Install Jabra Direct (Recommended): For full functionality, firmware updates, and device management, it is highly recommended to install the Jabra Direct software on your computer. This software allows you to customize settings and ensure your device is always up-to-date.
Figure 3.1: Jabra Direct Software Interface -
Version Compatibility Note: Please be aware that the Jabra Link 370 UC version is specifically designed for Unified Communications platforms and is not supported by Microsoft Teams or Microsoft Skype for Business. If you require compatibility with Microsoft Teams, ensure you are using the Jabra Link 370 MS version.
Figure 3.2: UC Version Compatibility with Microsoft Teams
4. Operating Instructions
Once the Jabra Link 370 adapter is plugged into your computer and successfully paired with your Jabra headset, it will function as the primary audio device for your computer. Audio from your computer will be routed to your headset, and your headset's microphone will be used for input.
- Audio Control: Use the controls on your Jabra headset or your computer's operating system to adjust volume, mute the microphone, and answer/end calls.
- Range: The adapter provides a typical wireless range of up to 30 meters (100 feet) with compatible devices, allowing you freedom of movement during calls or while listening to audio.
- Status Indicator: The adapter may have an LED indicator that shows its connection status (e.g., solid light for connected, blinking for pairing). Refer to your headset's manual for specific LED behaviors.
5. Maintenance
- Cleaning: Keep the adapter clean and free from dust. Use a soft, dry cloth to wipe it if necessary. Avoid using liquid cleaners.
- Storage: When not in use, store the adapter in a safe place to prevent physical damage.
- Firmware Updates: Regularly check for and install firmware updates via the Jabra Direct software. Firmware updates can improve performance, add new features, and resolve potential issues.
- Avoid Physical Damage: Do not bend, drop, or expose the adapter to extreme temperatures or moisture.
6. Troubleshooting
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No Connection:
- Ensure the adapter is fully inserted into a working USB port.
- Verify your Jabra headset is powered on and within range.
- Try re-pairing the headset with the adapter.
- Restart your computer.
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Poor Audio Quality:
- Ensure there are no obstructions between the adapter and the headset.
- Move closer to the computer to reduce interference.
- Check for other wireless devices that might be causing interference.
- Update the adapter's firmware using Jabra Direct.
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UC Version Not Working with Microsoft Teams:
- As noted in the setup section, the Jabra Link 370 UC version is not compatible with Microsoft Teams or Skype for Business. This is expected behavior. For these platforms, the MS version of the adapter is required.
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Jabra Direct Not Recognizing Adapter:
- Ensure Jabra Direct is installed and up-to-date.
- Try plugging the adapter into a different USB port.
- Restart Jabra Direct or your computer.
7. Specifications
| Feature | Specification |
|---|---|
| Model | END040W (Link 370) |
| Wireless Type | Bluetooth |
| Interface | USB |
| WIFI Standard | 2.4G |
| Dimensions (L x W x H) | 10 cm x 10 cm x 3 cm (approximate package dimensions) |
| Weight | 0.05 kg (approximate package weight) |
| Origin | Mainland China |
8. User Tips
- For optimal performance, always keep your Jabra Link 370 adapter and connected Jabra headset's firmware updated using the Jabra Direct application.
- If experiencing connectivity issues, try using a different USB port on your computer.
- Ensure your computer's Bluetooth is turned off if you are using the Link 370, to avoid potential conflicts.
9. Warranty and Support
For any technical issues, warranty claims, or further support, please contact the seller or refer to the official Jabra support resources. Keeping your proof of purchase is recommended for warranty purposes.
Regularly visit the Jabra support website for the latest drivers, software, and troubleshooting guides.





