Introduction
The Belkin Rockstar™ 3.5mm Audio + USB-C Charge Adapter is designed to enable simultaneous audio output and device charging through a single USB-C port. This adapter provides a 3.5mm audio output for listening to music or taking calls, alongside a USB-C input for charging. It supports fast charging speeds up to 60W when used with a compatible USB Power Delivery or Quick Charge 2.0 charger and device. The adapter incorporates high-quality components and a digital-to-analog converter for clear audio performance.

Image: The Belkin Rockstar™ 3.5mm Audio with USB-C Charge Adaptor.
Key Features
- Simultaneous Audio and Charging: Allows audio output via 3.5mm jack and charging via USB-C port concurrently.
- Superior Audio Quality: Features a built-in digital-to-analog converter for high-fidelity sound, minimizing static and interruptions.
- Fast Charging Compatibility: Supports up to 60W fast charging with USB Power Delivery or Quick Charge 2.0 compatible chargers and devices.
- Portable Design: Compact and travel-friendly for on-the-go use.

Image: The adapter delivers high-resolution audio.
Compatibility
The Belkin Rockstar™ adapter is compatible with a wide range of USB-C enabled devices. This includes, but is not limited to:
- Samsung Galaxy Series: S23, S23+, S23 Ultra, S22, S22+, S10, S10+, S10e, S21 5G, S21 Ultra 5G, S21+ 5G, S6, S9, S9+, Note20, Note20 Ultra, Note10, Note9, Tab Pro 10.1", Z Fold 2 5G
- Google Pixel Series: Google Pixel, Google Pixel 7, Google Pixel 6, Google Pixel 2 XL, Google Pixel 3, Google Pixel 3 XL, Google Pixel XL
- Apple iPad: iPad mini 6th Gen, iPad Pro (11.0"), iPad Pro (12.9") 4th Gen, iPad Pro (12.9”) 3rd Gen, iPad Pro (11) 2nd Gen, iPad Air 4
- Other Devices: Huawei P20, P20 Pro, P30, P30 Pro, LG G6, LG V30, LG G60, Sony Xperia XZ2, Sony Xperia XZ3, OnePlus

Image: The adapter offers wide compatibility with USB-C devices.
Setup
- Connect to Device: Insert the USB-C connector of the Belkin Rockstar™ adapter into the USB-C port of your compatible smartphone, tablet, or other device.
- Connect Audio Device: Plug your 3.5mm headphones or auxiliary cable into the 3.5mm audio jack on the adapter.
- Connect Charger (Optional): If simultaneous charging is desired, connect a USB-C charging cable from a power source (e.g., wall adapter, power bank) into the USB-C charging port on the adapter.

Image: The adapter connected to a smartphone for simultaneous audio and charging.
Operating Instructions
Once connected, your device should automatically recognize the adapter. You can then:
- Listen to Audio: Play music, podcasts, or other audio content through your connected 3.5mm headphones or speakers.
- Make/Receive Calls: Use your 3.5mm headset for voice calls.
- Charge Device: If a charger is connected to the adapter's USB-C port, your device will begin charging. Fast charging will activate if your device and charger are compatible with USB Power Delivery or Quick Charge 2.0.

Image: The adapter supports fast charging for compatible devices.
Maintenance
To ensure the longevity and optimal performance of your Belkin Rockstar™ adapter, follow these maintenance guidelines:
- Keep Clean: Regularly wipe the adapter with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Handle with Care: Avoid excessive bending or pulling on the cables and connectors to prevent internal damage.
- Store Properly: When not in use, store the adapter in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Moisture: Do not expose the adapter to water or other liquids.
Troubleshooting
If you encounter issues with your Belkin Rockstar™ adapter, consider the following:
- No Audio Output:
- Ensure the 3.5mm audio cable is fully inserted into the adapter and your audio device.
- Verify your device's volume is not muted or set too low.
- Test with a different 3.5mm audio device to rule out headphone/speaker issues.
- No Charging:
- Confirm the USB-C charging cable is securely connected to both the adapter and the power source.
- Ensure the power source is active and functioning correctly.
- Test with a different USB-C charging cable and/or power source.
- Static or Poor Audio Quality:
- Ensure all connections are secure.
- Try disconnecting and reconnecting the adapter.
- Avoid using the adapter near sources of electromagnetic interference.
- Adapter Not Recognized by Device:
- Disconnect and reconnect the adapter to your device.
- Restart your device.
- Ensure your device's operating system is up to date.
Specifications
| Product Dimensions | 1.3 x 7.75 x 0.42 inches |
| Item Weight | 0.952 ounces |
| Model Number | NPA004btWH |
| Manufacturer | Belkin |
| Connector Type | Auxiliary, USB Type C |
| Compatible Devices | Galaxy S23, S23+, S23 Ultra, Galaxy Note20, Note20+, Note20 Ultra, Note10, Note10+, Note10 Ultra, Google Pixel 7, iPad Pro (12.9) 4th Gen, iPad Pro (12.9”) 3rd Gen, iPad Pro (11) 2nd Gen, iPad Pro (11.0), iPad Mini 6, iPad Air 4, Huawei P30/P30 Pro, Sony Xperia XZ2, Sony Xperia XZ3, LG G6, LG V30 |
Warranty and Support
The Belkin Rockstar™ 3.5mm Audio + USB-C Charge Adapter comes with a 2-year limited warranty. For detailed warranty information, technical support, or further assistance, please visit the official Belkin support website or contact their customer service.

Image: Belkin offers a 2-year limited warranty for product protection.





