Introduction
This manual provides comprehensive instructions for the EPOS IMPACT SDW D1 USB Audio Receiver. This device is a plug-and-play DECT dongle designed to provide seamless connectivity for your EPOS IMPACT 5000 series headset with your PC. It enhances mobility and productivity, making it ideal for various work environments, including hot-desking and remote work setups.
Package Contents
Ensure all the following items are present in your product package:
- IMPACT SDW D1 USB Audio Receiver
- Quick Guide
- Safety Guide
- Compliance Sheet

Image: The EPOS IMPACT SDW D1 USB Audio Receiver shown alongside its accompanying Quick Guide, Safety Guide, and Compliance Sheet, illustrating the complete package contents.
Key Features
The EPOS IMPACT SDW D1 USB Audio Receiver offers several features designed for optimal user experience:
- Enables mobility for IMPACT 5000 DECT headsets.
- Direct PC connection via dongle for seamless headset functionality.
- Plug-and-play solution, eliminating the need for a separate base station.
- Supports clear and flexible hot-desking in dense office environments.
- Facilitates simple hot-desking and remote working.
- Ensures fast, secure pairing between headset and PC.
- Discreet and handy dongle size for portability.
- Rubber casing provides anti-slip properties and easy grasping.

Image: A close-up view of the EPOS IMPACT SDW D1 USB Audio Receiver, with visual callouts pointing to its discreet size, plug-and-play nature, rubber casing, and its ability to make DECT headsets mobile for hot-desking and remote work.
Setup
The EPOS IMPACT SDW D1 USB Audio Receiver is designed for quick and easy setup.
- Connect to PC: Insert the IMPACT SDW D1 USB Audio Receiver into an available USB port on your computer. The device is plug-and-play and should be recognized automatically by your operating system.
- Pairing: Once connected, ensure your EPOS IMPACT 5000 series headset is in pairing mode. The dongle will automatically attempt to establish a secure connection with the headset. Refer to your headset's manual for specific pairing instructions if needed.
- Audio Configuration: After successful pairing, your computer's audio settings may need to be configured to use the EPOS IMPACT SDW D1 USB as the default playback and recording device. This can typically be done through your operating system's sound settings.
Operating Instructions
Once the IMPACT SDW D1 USB Audio Receiver is set up and paired with your IMPACT 5000 series headset, it operates seamlessly:
- Call Management: Use the controls on your IMPACT 5000 series headset to answer, end, or reject calls. The dongle facilitates the audio transmission between your headset and PC.
- Audio Playback: The dongle will transmit audio from your PC to your headset for media playback, online meetings, and other applications.
- Mobility: The DECT technology allows you to move freely within your office or home environment while maintaining a clear and stable connection to your PC.
- Hot-Desking: For hot-desking scenarios, simply unplug the dongle from one PC and plug it into another. The dongle will quickly re-establish connection with your paired headset.
Maintenance
To ensure the longevity and optimal performance of your EPOS IMPACT SDW D1 USB Audio Receiver, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the exterior of the dongle. Avoid using liquid cleaners or solvents, as these can damage the device.
- Storage: When not in use, store the dongle in a cool, dry place, away from direct sunlight and extreme temperatures.
- Handling: Handle the dongle with care. Avoid dropping it or subjecting it to strong impacts. The rubber casing provides some protection, but excessive force can cause damage.
- USB Port: Always insert and remove the dongle gently from USB ports to prevent damage to both the dongle and the computer's port.
Troubleshooting
If you encounter issues with your EPOS IMPACT SDW D1 USB Audio Receiver, refer to the following common problems and solutions:
- No Connection to Headset:
- Ensure the dongle is fully inserted into a working USB port.
- Verify your IMPACT 5000 series headset is powered on and in pairing mode.
- Try unplugging and re-plugging the dongle.
- Restart your computer.
- No Audio / Poor Audio Quality:
- Check your computer's sound settings to ensure the EPOS IMPACT SDW D1 USB is selected as the default audio device.
- Ensure the headset volume is turned up.
- Move closer to the dongle to improve signal strength, especially in environments with many wireless devices.
- Update your computer's USB drivers if necessary.
- Dongle Not Recognized by PC:
- Try a different USB port on your computer.
- Test the dongle on another computer to rule out a PC-specific issue.
- Ensure your operating system is up to date.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 1.4 x 0.7 x 0.3 inches |
| Item Weight | 0.16 ounces (approx. 0.01 lbs) |
| Model Number | IMPACT SDW D1 USB - US |
| Brand | EPOS |
| Color | Black |
| Special Feature | DECT Dongle |
| Connectivity Technology | USB |
| Power Source | Corded Electric (via USB) |
| Material | Rubber |
| Compatible Devices | EPOS IMPACT 5000 Series Headsets |
| UPC | 840064407809 |
Warranty and Support
For information regarding product warranty, technical support, or service, please refer to the official EPOS website or contact their customer support directly. Details can typically be found in the Compliance Sheet or Safety Guide included with your product, or by visiting the EPOS brand store online.





