1. Introduction
Thank you for choosing the Vieta Pro Bone Dual Bone Conduction Headphones. These headphones are designed to provide a unique audio experience by transmitting sound through your cheekbones, allowing you to remain aware of your surroundings while enjoying your audio. This manual provides essential information for the safe and effective use of your device.
2. Safety Information
- Do not expose the headphones to extreme temperatures or direct sunlight for extended periods.
- Avoid dropping or subjecting the headphones to strong impacts.
- Keep the headphones away from water and moisture, beyond their IPX5 rating.
- Do not attempt to disassemble or modify the headphones. This will void the warranty.
- Clean the headphones with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Ensure the volume is at a safe level to prevent hearing damage and maintain awareness of your environment, especially during outdoor activities.
3. Product Overview
The Vieta Pro Bone Dual headphones feature an open-ear design for comfort and situational awareness. The main components include the bone conduction transducers, control buttons, and charging port.


4. Setup
4.1 Charging the Headphones
Before first use, fully charge your headphones. Connect the charging cable to the charging port on the headphones and to a USB power source. The LED indicator will show the charging status.
4.2 Bluetooth Pairing
- Ensure the headphones are powered off.
- Press and hold the power button until the LED indicator flashes red and blue, indicating pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "Vieta Pro Bone Dual" from the list of devices.
- Once connected, the LED indicator will turn solid blue or flash slowly.
5. Operating Instructions
5.1 Power On/Off
- Power On: Press and hold the power button for 3 seconds.
- Power Off: Press and hold the power button for 5 seconds.
5.2 Music Playback
- Play/Pause: Press the multi-function button once.
- Next Track: Double-press the multi-function button.
- Previous Track: Triple-press the multi-function button.
- Volume Up: Press the volume up button.
- Volume Down: Press the volume down button.
5.3 Call Management
- Answer/End Call: Press the multi-function button once.
- Reject Call: Press and hold the multi-function button for 2 seconds.
5.4 Dual Position Feature
The headphones feature a dual-position design, allowing you to adjust the transducers for optimal sound or increased environmental awareness.


5.5 Vieta Pro Audio App
Enhance your experience by downloading the Vieta Pro Audio App. The app allows for additional control and customization of your headphones, including equalizer settings and device location features.

6. Maintenance
6.1 Cleaning
Regularly clean your headphones with a soft, dry, lint-free cloth. Do not use liquid cleaners or aerosols directly on the device.
6.2 Water Resistance (IPX5)
The headphones are rated IPX5, meaning they are resistant to sweat and splashes. They are not designed for submersion in water. Ensure the charging port cover is securely closed before exposure to moisture.
6.3 Storage
When not in use, store the headphones in a cool, dry place, away from direct sunlight and extreme temperatures. Use the provided carrying case (if applicable) to protect them from dust and scratches.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headphones do not power on | Low battery | Charge the headphones fully. |
| Cannot pair with device | Headphones not in pairing mode / Bluetooth off on device | Ensure headphones are in pairing mode (flashing red/blue LED). Turn on Bluetooth on your device and try again. |
| No sound or low volume | Volume too low / Device not connected / Transducers not positioned correctly | Increase volume on headphones and device. Re-pair if necessary. Adjust the position of the bone conduction pads. |
| Intermittent connection | Distance from device / Interference | Move closer to your paired device. Avoid environments with strong Wi-Fi or other Bluetooth signals. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | Bone Dual |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Water Resistance Rating | IPX5 (Sweat and splash resistant) |
| Battery Life | Up to 8 hours |
| Frequency Range | 20 Hz - 20,000 Hz |
| Weight | 200 g |
| Compatible Devices | Smartphones |
| Control Method | Application |
9. Warranty and Support
Vieta Pro products are manufactured to high-quality standards. For warranty information and technical support, please refer to the warranty card included with your purchase or visit the official Vieta Pro website. Keep your proof of purchase for warranty claims.



