1. Introduction
This manual provides instructions for the AYL QY8 Bluetooth Headphones, Model 4009152. Please read this manual carefully before using the product to ensure proper operation and to maximize your user experience.

Image 1: AYL QY8 Bluetooth Headphones. This image displays the overall design of the headphones, featuring two earbuds connected by a cable, with ear hooks for secure fit.
2. Product Overview
2.1 Components
- Bluetooth Earbuds (Left and Right)
- Connecting Cable
- Ear Hooks
- Earbud Cushions (various sizes)
- Micro USB Charging Port
- Multi-Function Button
- Volume Up/Next Track Button
- Volume Down/Previous Track Button
- Microphone
- Cable Clip
2.2 Controls and Indicators

Image 2: Diagram illustrating the location of controls on the AYL QY8 headphones, including the Micro USB charging port, volume buttons, microphone, and multi-function button.
- Multi-Function Button: Power On/Off, Play/Pause music, Answer/End calls.
- Volume Up Button: Increase volume, Next track (long press).
- Volume Down Button: Decrease volume, Previous track (long press).
- Microphone: For hands-free calls.
- Micro USB Charging Port: For charging the device.
3. Setup
3.1 Charging the Headphones
Before initial use, fully charge the headphones.
- Connect the Micro USB charging cable to the charging port on the headphone.
- Connect the other end of the cable to a USB power source (e.g., computer USB port, USB wall adapter).
- The LED indicator will show charging status (e.g., red for charging, blue for fully charged).
- A full charge typically takes approximately 1-2 hours.
Note: The polymer 80mAh battery provides approximately 7 hours of talk/playing time and 175 hours of standby time on a full charge.
3.2 Pairing with a Bluetooth Device
The AYL QY8 headphones can be paired with any Bluetooth-enabled device.
- Ensure the headphones are turned off.
- Press and hold the Multi-Function Button for approximately 5-7 seconds until the LED indicator flashes red and blue alternately. This indicates pairing mode.
- On your Bluetooth device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "QY8" from the list of found devices.
- If prompted for a password, enter "0000".
- Once paired, the LED indicator will flash blue periodically, and you may hear an audible confirmation.
Dual Device Pairing: These headphones support simultaneous connection with two Bluetooth devices. After pairing with the first device, disable Bluetooth on that device. Then, pair with the second device following the steps above. Once the second device is paired, re-enable Bluetooth on the first device. The headphones should now be connected to both.
4. Operating Instructions
4.1 Power On/Off
- Power On: Press and hold the Multi-Function Button for 3 seconds until the blue LED flashes.
- Power Off: Press and hold the Multi-Function Button for 3 seconds until the red LED flashes briefly and then turns off.
4.2 Music Playback
- Play/Pause: Press the Multi-Function Button once.
- Next Track: Long press the Volume Up button.
- Previous Track: Long press the Volume Down button.
- Volume Up: Short press the Volume Up button.
- Volume Down: Short press the Volume Down button.
4.3 Call Management
- Answer/End Call: Press the Multi-Function Button once.
- Reject Call: Press and hold the Multi-Function Button for 2 seconds.
- Redial Last Number: Double-press the Multi-Function Button.
- Transfer Call (Headphones to Phone): During a call, press and hold the Multi-Function Button for 2 seconds.

Image 3: Illustration highlighting the built-in HD microphone and CVC 6.0 noise cancellation technology, designed for clearer calls in noisy environments.
5. Fitting and Comfort
For optimal sound quality and comfort, ensure a proper fit. The headphones come with various sizes of earbud cushions and ear hooks.

Image 4: Comprehensive diagram showing how to properly fit the earbuds with ear hooks and cushions, along with a detailed view of the control buttons and the cable clip for secure wear.
- Experiment with different earbud cushion sizes to find the best seal for your ear canal.
- Position the ear hooks over your ears to secure the earbuds in place, especially during physical activity.
- Use the provided cable clip to manage cable slack and prevent tangling or snagging.
6. Maintenance
- Cleaning: Regularly clean the earbuds and ear cushions with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Storage: When not in use, store the headphones in a cool, dry place, away from direct sunlight and extreme temperatures.
- Sweat Resistance: The headphones are sweatproof, but avoid submerging them in water or exposing them to heavy rain. Dry them thoroughly after sweaty workouts.
- Charging: Use only the provided charging cable or a certified Micro USB cable.
7. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones are charged. Connect to a power source and check the LED indicator. |
| Cannot pair with device. |
|
| No sound or low volume. |
|
| Intermittent connection or audio drops. |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model | QY8 (4009152) |
| Bluetooth Version | 4.1 + EDR |
| Audio Decode Technology | APT-X |
| Noise Reduction | CVC 6.0 Digital Noise Cancellation |
| Wireless Range | Up to 10 meters (33 feet) |
| Battery Capacity | 80mAh Polymer |
| Talk/Music Playback Time | Up to 7 hours |
| Standby Time | Up to 175 hours |
| Charging Time | Approx. 1-2 hours |
| Weight | 113 g |
| Dimensions (LxWxH) | 13.72 x 13.46 x 3.56 cm |
| Sweatproof | Yes |
| Dual Device Pairing | Supported |
9. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official AYL website.




