afMOV387z
Y12 Bone Conduction Wireless Earphones User Manual
Model: afMOV387z
1. Introduction
Thank you for choosing the Y12 Bone Conduction Wireless Earphones. These earphones are designed to provide a unique audio experience by transmitting sound vibrations directly to your inner ear through your cheekbones, leaving your ear canal open. This design allows you to enjoy high-fidelity audio while remaining aware of your surroundings, making them ideal for sports and outdoor activities.
This manual provides detailed instructions on how to set up, operate, maintain, and troubleshoot your Y12 earphones to ensure optimal performance and longevity.

Figure 1: Y12 Bone Conduction Wireless Earphones (Gold)
This image displays the Y12 Bone Conduction Wireless Earphones in a gold finish, showcasing their ergonomic ear-hook design and sleek profile.
2. Setup
2.1. Package Contents
Before first use, please ensure all items are present:
- Y12 Bone Conduction Wireless Earphones
- USB Charging Cable
- User Manual (this document)
2.2. Charging the Earphones
For optimal battery life, fully charge the earphones before initial use.
- Connect the small end of the USB charging cable to the charging port on the earphones.
- Connect the large end of the USB charging cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator light will illuminate during charging and turn off or change color when fully charged.
- Charging typically takes approximately 1.5 to 2 hours.
2.3. Pairing with a Device
The Y12 earphones use Bluetooth for wireless connection.
- Ensure the earphones are turned off.
- Press and hold the Multi-function Button (usually the power button) for approximately 5-7 seconds until the LED indicator light flashes red and blue alternately, indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth.
- Search for available Bluetooth devices.
- Select "Y12" from the list of found devices.
- Once connected, the LED indicator light will stop flashing and may turn solid blue or off, depending on the model. A voice prompt may also confirm the connection.
- If prompted for a password, enter "0000".
2.4. Wearing the Earphones
Proper placement ensures optimal sound quality and comfort.
- Place the ear hooks over your ears, with the transducers resting on your cheekbones, just in front of your ears.
- Adjust the position for a comfortable and secure fit. The sound should be clear without blocking your ear canals.

Figure 2: Proper wearing of Y12 Earphones during activity
This image shows a man wearing the Y12 Bone Conduction Earphones during a run, demonstrating the secure and open-ear fit suitable for sports.
3. Operating Instructions
Familiarize yourself with the control buttons for seamless operation.

Figure 3: Control buttons on the Y12 Earphones
This close-up image highlights the control buttons on the Y12 Earphones, including power/multi-function, volume up, and volume down.
| Button/Action | Function |
|---|---|
| Multi-function Button (Power Button) |
|
| Volume Up (+) Button |
|
| Volume Down (-) Button |
|
4. Maintenance
Proper care will extend the life of your Y12 earphones.
- Cleaning: Use a soft, dry, lint-free cloth to wipe the earphones. Do not use abrasive cleaners, alcohol, or chemical solvents.
- Storage: Store the earphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To preserve battery life, charge the earphones regularly, even if not in frequent use. Avoid fully discharging the battery for extended periods.
- Water Resistance: While designed for sports, avoid submerging the earphones in water. They are typically sweat and splash resistant, but not waterproof.
5. Troubleshooting
If you encounter issues with your Y12 earphones, please refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| Earphones do not power on. | Ensure the earphones are fully charged. Connect to a power source and check the charging indicator. |
| Cannot pair with device. |
|
| No sound or low volume. |
|
| Poor sound quality. |
|
6. Specifications
Key technical details of the Y12 Bone Conduction Wireless Earphones:
- Model: afMOV387z
- Brand: Generic
- Type: Bone Conduction Wireless Earphones
- Connectivity: Bluetooth (specific version not provided, assume standard)
- Color: Gold
- Dimensions: Approximately 71mm / 2.95 inches (length)
- Battery Life: Varies with usage and volume levels.
- Charging Time: Approximately 1.5 - 2 hours

Figure 4: Y12 Earphone with approximate length dimension
This image shows a black version of the Y12 Earphone, indicating its approximate length of 71mm (2.95 inches), which is relevant for understanding its physical size.
7. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the manufacturer's official website. Keep your proof of purchase for warranty claims.
If you require further assistance or have questions not covered in this manual, please contact the retailer or manufacturer's customer service department.
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