1. Introduction
This manual provides detailed instructions for the safe and efficient use of your Promate AirLink-BT AUX to Bluetooth Audio Transmitter Adapter. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.
Image 1: Promate AirLink-BT AUX to Bluetooth Audio Transmitter Adapter. This image shows the compact, black adapter with its 3.5mm AUX jack extended, ready for connection.
2. Safety Information
- Keep the device away from water, moisture, and extreme temperatures.
- Do not attempt to disassemble or repair the device yourself. Contact authorized service personnel.
- Use only the specified charging cable and power source.
- Avoid dropping or subjecting the device to strong impacts.
3. Package Contents
Please check the package for the following items:
- Promate AirLink-BT AUX to Bluetooth Audio Transmitter Adapter
- USB Charging Cable
- User Manual
Image 2: Retail packaging of the Promate AirLink-BT. The box highlights key features like 10 hours playtime, fast transmission, steady pairing, and wide signal range, along with a visual of the adapter.
4. Product Overview
The Promate AirLink-BT is a compact audio transmitter designed to convert any AUX audio output into a Bluetooth signal, allowing you to use wireless headphones or earbuds with devices that typically require a wired connection.
Key Features:
- Bluetooth v5.3 Technology: Ensures stable and high-quality audio transmission.
- Dual AUX Jack: Features a standard 3.5mm AUX jack and a foldable second AUX jack for in-flight entertainment systems.
- Universal Compatibility: Works with various AUX-compatible devices.
- Extended Battery Life: Up to 10 hours of playtime.
- Compact Design: Portable and easy to carry.
Image 3: The Promate AirLink-BT adapter showcasing its primary function as an AUX to Bluetooth audio transmitter, highlighting Bluetooth v5.3 technology and audio input options.
5. Setup and Pairing
5.1 Charging the Device
Before first use, fully charge your AirLink-BT adapter. Connect the provided USB charging cable to the charging port on the adapter and a suitable USB power source (e.g., computer USB port, wall adapter). The charging indicator will show the charging status.
A full charge takes approximately 2.5 hours and provides up to 10 hours of playtime.
5.2 Powering On/Off
- To Power On: Press and hold the power button until the indicator light illuminates.
- To Power Off: Press and hold the power button until the indicator light turns off.
5.3 Pairing with Bluetooth Headphones/Earbuds
- Ensure your AirLink-BT is charged and powered on.
- Put your Bluetooth headphones or earbuds into pairing mode. Refer to your headphone's manual for specific instructions.
- The AirLink-BT will automatically search for nearby Bluetooth devices. The indicator light will flash to indicate pairing mode.
- Once connected, the indicator light on the AirLink-BT will change to a steady blue.
- You can pair two Bluetooth devices simultaneously. After pairing the first device, put the second device into pairing mode, and the AirLink-BT will connect to it.
6. Operating Instructions
6.1 Connecting to an Audio Source
The AirLink-BT features a standard 3.5mm AUX jack and a foldable second AUX jack for specific applications like in-flight entertainment.
- Standard AUX Connection: Plug the 3.5mm AUX jack of the AirLink-BT directly into the audio output port of your device (e.g., TV, treadmill, gaming console, MP3 player).
- In-Flight AUX Connection: For airplane entertainment systems with dual AUX ports, extend the foldable second AUX jack and plug both into the aircraft's audio output.
Image 4: The Promate AirLink-BT demonstrating its universal AUX support, showing the main 3.5mm jack and the foldable second jack for various devices like gaming consoles, headphones, and in-flight entertainment.
Image 5: A user enjoying wireless audio on an airplane using the Promate AirLink-BT adapter, highlighting its in-flight wireless adapter capability with the dual AUX jack.
6.2 Audio Playback
Once the AirLink-BT is connected to an audio source and paired with your Bluetooth headphones/earbuds, audio from the source will be wirelessly transmitted to your headphones. Adjust volume directly on your headphones or the audio source device.
Image 6: The Promate AirLink-BT adapter positioned above a gaming console, illustrating its extended 10-hour battery life for uninterrupted gaming sessions.
7. Maintenance
- Clean the device with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Store the device in a cool, dry place when not in use.
- Avoid exposing the device to direct sunlight for prolonged periods.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Battery is depleted. | Charge the device fully. |
| Cannot pair with headphones | Headphones not in pairing mode; device too far. | Ensure headphones are in pairing mode and within 7 meters of the AirLink-BT. Restart both devices. |
| No audio output | Incorrect AUX connection; volume too low. | Verify the AUX connection is secure. Increase volume on both the source and headphones. |
| Intermittent audio | Interference; device too far from headphones. | Move closer to the headphones. Avoid sources of strong electromagnetic interference. |
9. Specifications
| Feature | Detail |
|---|---|
| Bluetooth Version | 5.3 |
| Bluetooth Profile | AVRCP, A2DP |
| Bluetooth Frequency | 2402-2480MHz |
| Bluetooth Chipset | AC6956F4 |
| Input Rating | 5V/100mA |
| Charging Time | 2.5 Hours |
| Playing Time | 10 Hours |
| Battery Capacity | 200mAh |
| Battery Type | Li-Polymer Battery |
| Operating Distance | 7 meters |
| Charging Cable Length | 80cm |
| Product Dimensions | 61.5 x 39.5 x 13.1 mm |
| Product Weight | 16.8 grams |
10. Warranty and Support
Promate products are designed with the highest quality standards. For warranty information or technical support, please refer to the warranty card included in your package or visit the official Promate website.
Manufacturer: Promate
Model Number: AIRLINK-BT
Date First Available: 19 November 2024
