Introduction
Thank you for choosing PSIER X11 Bone Conduction Headphones. These open-ear headphones utilize advanced bone conduction technology to deliver clear audio while allowing you to remain aware of your surroundings. Designed for comfort and durability, they are ideal for various activities including sports and daily use.

Image: PSIER X11 Bone Conduction Headphones, featuring a lightweight, flexible design.
Package Contents
Please check the package for the following items:
- PSIER X11 Bone Conduction Headphones
- USB Charging Cable
- User Manual
Safety Information
To ensure safe and optimal use of your PSIER X11 headphones, please observe the following:
- Hearing Protection: Avoid listening at high volume levels for extended periods to prevent hearing damage.
- Environmental Awareness: The open-ear design allows you to hear your surroundings. Always be aware of traffic and other hazards when using headphones outdoors.
- Water Resistance: The headphones feature an IPX6 waterproof rating, making them resistant to sweat and moisture. They are suitable for activities like cycling and hiking. Note: These headphones are not designed for swimming or submersion in water.
- Cleaning: Use a soft, dry cloth to clean the headphones. Avoid harsh chemicals or abrasive materials.
Setup
How to Wear
The PSIER X11 headphones are designed for a secure and comfortable fit around your ears. The flexible titanium memory frame ensures stability during movement.
- Gently place the ear hooks over your ears.
- Position the bone conduction transducers (the flat circular parts) on your cheekbones, just in front of your ears.
- Adjust the headband for a snug and comfortable fit around the back of your head.

Image: Visual guide for correctly wearing the headphones.
How to Pair
The headphones use Bluetooth 5.4 for a quick and stable connection.
- Power On: Press and hold the "O+" button for 3 seconds to power on the headphones. The indicator light will flash, indicating pairing mode.
- Connect: On your mobile device, open Bluetooth settings and select "X11" from the list of available devices to connect.
- Confirmation: Once connected, the indicator light will stop flashing, and you will hear an audio confirmation.

Image: Step-by-step guide for Bluetooth pairing.
Operating Instructions
The PSIER X11 headphones feature intuitive button controls for easy operation.

Image: Overview of headphone controls and their functions.
| Action | Function |
|---|---|
| Press "O+" for 3s | Power On/Off |
| Single Click "O+" | Play/Pause Music, Answer/End Call |
| Press "O+" for 2s | Reject Call |
| Double Click "O+" | Volume Up |
| Triple Click "O+" | Next Track |
| Double Click "O-" | Volume Down |
| Triple Click "O-" | Previous Track |
Maintenance
Proper maintenance will extend the lifespan of your PSIER X11 headphones:
- Cleaning: Regularly wipe the headphones with a soft, damp cloth. Ensure the charging port is dry before charging.
- Storage: Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Charging: Use the provided USB charging cable. Avoid using damaged cables or chargers.
- Battery Care: For optimal battery life, avoid fully discharging the headphones frequently. Charge them regularly, even if not in use for extended periods.
Troubleshooting
If you encounter issues with your PSIER X11 headphones, please refer to the following common solutions:
- Headphones not powering on: Ensure the headphones are fully charged. Connect them to a power source using the USB cable.
- Unable to pair with device:
- Ensure the headphones are in pairing mode (indicator light flashing).
- Turn off and on your device's Bluetooth.
- Forget "X11" from your device's Bluetooth list and attempt to pair again.
- Try pairing with a different device to rule out device-specific issues.
- No sound or low volume:
- Check the volume levels on both the headphones and your connected device.
- Ensure the headphones are properly positioned on your cheekbones.
- Verify that the headphones are connected to the correct audio output on your device.
- Intermittent connection:
- Ensure your device is within the Bluetooth range (typically 10 meters/33 feet) of the headphones.
- Avoid obstacles that may interfere with the Bluetooth signal.
- Disconnect and reconnect the headphones to your device.
If these steps do not resolve the issue, please contact customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Name | X11 |
| Brand | PSIER |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Ear Placement | Open Ear |
| Form Factor | Open ear |
| Material | Silicone, Titanium |
| Item Weight | 3.84 ounces (0.11 Kilograms) |
| Waterproof Rating | IPX6 |
| Battery Life | Up to 10 hours (music, calls, podcasts) |
| Impedance | 10 Ohms |
| Manufacturer | Shenzhen Jiechen Technology Co.LTD |
Warranty and Support
PSIER X11 Bone Conduction Headphones come with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, warranty claims, or any other inquiries, please contact PSIER customer service through the retailer where you purchased the product or visit the official PSIER website for contact information.




