1. Introduction
Thank you for choosing the PALOVUE Bluetooth Aux Adapter. This manual provides detailed instructions for the proper use, installation, and maintenance of your device. Please read this manual thoroughly before operation to ensure optimal performance and safety.
2. Product Overview
2.1 Components
The PALOVUE Bluetooth Aux Adapter consists of the following main components:
- Bluetooth Adapter Unit (with integrated USB-A connector)
- 3.5mm Audio Connector
- Built-in Microphone
- LED Indicator Light
- Durable Braided Cable

Figure 2.1: PALOVUE Bluetooth Aux Adapter, showing the USB-A connector, 3.5mm audio jack, and braided cable.

Figure 2.2: Detailed diagram illustrating the USB Power Supply Port, Microphone, LED Light, Zinc Alloy Material, 3.5mm Audio Connector, and Nylon Material of the adapter.
2.2 Key Features
- Bluetooth 5.0 with Low Latency: Ensures stable, high-fidelity stereo sound transmission with minimal delay.
- Automatic Power Management: The adapter automatically powers on/off with your car engine or speaker, conserving power and protecting the device.
- Auto-Reconnect: Automatically connects to the last paired device upon power-on, eliminating the need for repeated pairing.
- Built-in Microphone: Enables clear hands-free calling for safe communication while driving.
- Plug and Play: Simple setup requiring no additional drivers or complex installation.
- Durable Design: Constructed with zinc alloy and a weaving cable for enhanced durability and optimal sound transmission.
- Wide Compatibility: Compatible with various devices and systems including car audio systems, home stereos, laptops, personal computers, and smartphones.
- Compact and Portable: Small and lightweight design for easy integration into any setup.

Figure 2.3: The adapter features Bluetooth 5.0 technology for enhanced connectivity.

Figure 2.4: Dimensions of the adapter (3.9cm length, 1.2cm width, 0.4cm thickness) and cable length (20cm), with an optional 1-meter extension cord.
3. Setup Instructions
3.1 Connecting the Adapter
- Insert the USB-A connector of the adapter into a powered USB port (e.g., car USB port, USB charger, or power bank).
- Insert the 3.5mm audio jack into the AUX input port of your car stereo or home audio system.
- The adapter will power on automatically, and the blue LED indicator light will begin to blink, indicating it is ready for pairing.

Figure 3.1: The adapter connected to a car's USB and AUX ports, ready for music streaming.
3.2 Pairing with a Bluetooth Device
- Ensure the adapter is powered on and its blue LED is blinking, indicating it is in pairing mode.
- On your mobile device (smartphone, tablet, etc.), navigate to the Bluetooth settings and enable Bluetooth.
- Search for available Bluetooth devices. You should see 'PALOVUE Adapter' (or a similar name) in the list. Select it to initiate pairing.
- Once successfully paired, the blue LED on the adapter will stop blinking and remain solid.
- The adapter will automatically reconnect to the last paired device when it is powered on again.
4. Operating Instructions
4.1 Music Streaming
After successful pairing, you can play music from your Bluetooth-enabled device. The audio will be streamed wirelessly through the PALOVUE Bluetooth Aux Adapter to your connected car or home stereo system. Adjust volume levels using your device or stereo controls.
4.2 Hands-Free Calling
When a call comes in on your paired mobile device, the adapter's built-in microphone allows for hands-free communication. Answer or end calls using the controls on your mobile device. The call audio will be routed through your connected stereo system.

Figure 4.1: Illustrates the use of the built-in microphone for clear hands-free calls while driving.
4.3 Automatic On/Off and Reconnection
The adapter is designed to automatically power on when your car engine starts or your speaker is turned on, and power off when they are turned off. It will also automatically reconnect to the last paired device, providing a seamless user experience.
5. Maintenance
To ensure the longevity and optimal performance of your PALOVUE Bluetooth Aux Adapter, please follow these maintenance guidelines:
- Keep Dry: Avoid exposing the device to moisture, rain, or liquids, as this can damage internal circuits.
- Temperature Control: Do not expose the device to extreme temperatures (hot or cold), as this can affect its electronic components.
- Cleaning: Clean the device with a soft, dry cloth. Do not use harsh chemicals, cleaning solvents, or strong detergents.
- Handle with Care: Avoid dropping the device or subjecting it to strong impacts, which can cause physical damage.
6. Troubleshooting
If you encounter any issues with your PALOVUE Bluetooth Aux Adapter, please refer to the following troubleshooting guide:
| Problem | Solution |
|---|---|
| Adapter does not power on. | Ensure the USB power source is active and providing sufficient power. Check that the USB connector is fully inserted. |
| Cannot pair with Bluetooth device. | Verify the adapter's blue LED is blinking (pairing mode). Turn off and on Bluetooth on your mobile device. Restart both the adapter and your device. Ensure no other devices are currently connected to the adapter. |
| No audio output or poor sound quality. | Verify the 3.5mm audio jack is fully inserted into the AUX input. Check volume levels on both your device and the stereo system. Ensure the stereo system is set to the correct AUX input. Move your Bluetooth device closer to the adapter to reduce interference. |
| Adapter cannot connect to two devices simultaneously. | This adapter is designed to connect to one device at a time. Disconnect from the first device before attempting to connect a second. |
7. Specifications
The following are the technical specifications for the PALOVUE Bluetooth Aux Adapter:
| Feature | Detail |
|---|---|
| Brand | PALOVUE |
| Model | B0F436M8K7 |
| Bluetooth Version | 5.0 |
| Connector Type | USB Type A, 3.5mm Audio Jack |
| Compatible Devices | Car Audio System, Home Stereo, Laptop, Personal Computer, Smartphone |
| Specific Uses | Calling, Music Streaming |
| Item Weight | 1.13 ounces |
| Package Dimensions | 3.07 x 3.03 x 0.75 inches |
8. Warranty and Support
For warranty information or technical support regarding your PALOVUE Bluetooth Aux Adapter, please contact PALOVUE customer service through their official website or the retailer where the product was purchased. Please have your model number (B0F436M8K7) and purchase details ready when contacting support.

