Product Overview
The HIFI WALKER T10 Air Bone Conduction Headphones are designed for active lifestyles, offering a unique open-ear listening experience. Featuring IPX8 waterproofing and a built-in 32GB MP3 player, these headphones are ideal for swimming, running, cycling, and other fitness activities. They also support Bluetooth 5.3 for wireless streaming.

Image: HIFI WALKER T10 Air Bone Conduction Headphones, showcasing the sleek black design with water splashes in the background, indicating its waterproof nature. Two sets of earplugs are also visible.
What's Included
Please check the package contents to ensure all items are present:
- 1x Bone Conduction Headphones for Swimming (HIFI WALKER T10 Air)
- 1x Magnetic Charging/Data Transfer Cable
- 1x Adjustable Strap
- 2x Swimming Earplugs
- 1x User Manual

Image: A flat lay of the HIFI WALKER T10 Air headphones, magnetic charging cable, adjustable strap, swimming earplugs, and user manual, all neatly arranged next to the product box.
Key Features
IPX8 Waterproof Design
The T10 Air headphones are rated IPX8, allowing them to be submerged in up to 2 meters of water for 2 hours. This makes them suitable for swimming and other water sports. Note: Bluetooth signals do not transmit effectively underwater. For underwater use, switch to MP3 mode.

Image: A person swimming underwater, wearing the HIFI WALKER T10 Air headphones, demonstrating their IPX8 waterproof capability. Text overlays indicate sweatproof, waterproof, and MP3 player features.
Bone Conduction Technology
These headphones utilize bone conduction to deliver sound through your cheekbones, leaving your ears open to ambient sounds. This design enhances safety during outdoor activities by allowing you to remain aware of your surroundings.
Dual Mode: MP3 Player & Bluetooth 5.3
The T10 Air offers versatile listening options. The built-in 32GB memory allows you to store over 8,000 songs for phone-free listening in MP3 mode. For wireless streaming, Bluetooth 5.3 provides a fast and stable connection to your devices.

Image: Close-up of the HIFI WALKER T10 Air headphones showing internal components related to 32GB memory, alongside a smartphone displaying music playback, illustrating both MP3 and Bluetooth modes.
Secure & Lightweight Comfort
Weighing only 30 grams, the ergonomic open-ear design ensures comfort during extended wear and intense physical activity. The headphones stay securely in place without causing pressure.

Image: A man running outdoors, wearing the HIFI WALKER T10 Air headphones, highlighting their open-ear comfort and secure fit during exercise.
Long Battery Life & Fast Charging
Enjoy up to 8 hours of continuous playback on a single charge. The magnetic charging cable allows for a full charge in just 1-2 hours.

Image: A close-up of the HIFI WALKER T10 Air headphones, with visual indicators for 8 hours of playback time and 2 hours of charging time, emphasizing battery performance.
Getting Started
Charging the Headphones
- Connect the magnetic charging cable to the charging port on the headphones.
- Connect the USB end of the cable to a standard USB power adapter (5V/1A recommended) or a computer's USB port.
- The LED indicator on the headphones will show charging status. A full charge typically takes 1-2 hours.
Powering On/Off
- Power On: Press and hold the Multi-function Button for 3 seconds until you hear a power-on prompt.
- Power Off: Press and hold the Multi-function Button for 3 seconds until you hear a power-off prompt.
Bluetooth Pairing
- Ensure the headphones are powered off.
- Press and hold the Multi-function Button for 5 seconds until the LED indicator flashes red and blue alternately, indicating pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for "T10 Air".
- Select "T10 Air" from the list of available devices to connect. Once connected, the LED indicator will turn solid blue.
Switching to MP3 Mode & Transferring Music
- Switch Mode: Double-tap the Multi-function Button to switch between Bluetooth mode and MP3 mode.
- Transfer Music: Connect the headphones to your computer using the magnetic charging/data transfer cable. The headphones will appear as a removable disk. Drag and drop your audio files (MP3, WAV, FLAC, APE) into the headphone's storage folder.
Controls and Functions
The HIFI WALKER T10 Air headphones feature intuitive controls for easy operation:

Image: A detailed diagram illustrating the location and function of buttons on the HIFI WALKER T10 Air headphones, including volume, multi-function button, microphone, and magnetic charging interface.
| Action | Button/Gesture | Function |
|---|---|---|
| Power On/Off | Multi-function Button (Press & Hold 3s) | Turns headphones on or off. |
| Play/Pause | Multi-function Button (Single Click) | Plays or pauses current audio. |
| Volume Up | Volume Up Button (Single Click) | Increases audio volume. |
| Volume Down | Volume Down Button (Single Click) | Decreases audio volume. |
| Next Track | Volume Up Button (Press & Hold 3s) | Skips to the next song. |
| Previous Track | Volume Down Button (Press & Hold 3s) | Goes back to the previous song. |
| Answer/Hang Up Call | Multi-function Button (Tap Once) | Answers an incoming call or ends an ongoing call. |
| Reject Call | Multi-function Button (Double Tap) | Declines an incoming call. |
| Activate Voice Assistant | Multi-function Button (Triple Tap) | Activates Siri, Google Assistant, etc. |
| Switch MP3/Bluetooth Mode | Multi-function Button (Double Tap) | Toggles between internal MP3 player and Bluetooth streaming. |
Wearing and Adjustment
To ensure optimal sound and comfort, position the headphones correctly:
- Place the transducers on your cheekbones, just in front of your ears.
- Ensure the neckband rests comfortably behind your head.
- Use the included adjustable strap if needed to achieve a more secure fit, especially during vigorous activities or for smaller head sizes.

Image: The HIFI WALKER T10 Air headphones shown with an adjustable strap attached, demonstrating how it can be used to customize the fit for different head shapes and sizes.
Care and Maintenance
- Cleaning: Wipe the headphones with a soft, damp cloth after each use, especially after swimming or heavy sweating. Do not use harsh chemicals or abrasive cleaners.
- Drying: After water exposure, ensure the charging port and entire unit are completely dry before charging or connecting to a computer.
- Storage: Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Charging: Use only the provided magnetic charging cable.
Troubleshooting
- Headphones do not power on:
- Ensure the headphones are fully charged. Connect to the charger and check the LED indicator.
- Cannot pair via Bluetooth:
- Make sure the headphones are in pairing mode (flashing red and blue LED). Ensure your device's Bluetooth is enabled and within range. Try restarting both the headphones and your device.
- No sound in MP3 mode:
- Verify that the headphones are switched to MP3 mode (double-tap Multi-function Button). Check if audio files are properly transferred to the internal memory and are in a supported format (MP3, WAV, FLAC, APE). Ensure volume is not at minimum.
- Sound quality is poor or distorted:
- Adjust the position of the transducers on your cheekbones. Ensure the headphones are clean and free of debris. Check the audio source quality.
- Headphones not recognized by computer:
- Ensure the magnetic charging/data transfer cable is securely connected. Try a different USB port or computer. Ensure the headphones are powered on when connecting for data transfer.
Technical Specifications
| Specification | Detail |
|---|---|
| Model Name | T10 Air |
| Item Model Number | USA-T10-Air-VI1 |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Version | 5.3 |
| Bluetooth Range | 10 Meters |
| Water Resistance Level | IPX8 Waterproof |
| Internal Memory | 32GB |
| Audio Driver Type | Bone Conduction Driver |
| Audio Driver Size | 16 Millimeters |
| Frequency Range | 20 Hz - 20,000 Hz |
| Impedance | 8 Ohm |
| Sensitivity | 85 dB |
| Battery Life | 8 Hours |
| Charging Time | 1-2 Hours |
| Item Weight | 30 grams (0.1 Kilograms / 3.52 ounces) |
| Product Dimensions | 4.72 x 5.91 x 1.97 inches |
| Material | Silicone, Titanium material |
| Control Type | Touch Control / Button |
| Ear Placement | Open Ear |
| Form Factor | Bone Conduction |
Warranty and Support
HIFI WALKER products are designed for reliability and performance. For specific warranty details, please refer to the warranty card included in your product packaging or visit the official HIFI WALKER website.
If you encounter any issues or have questions regarding your T10 Air headphones, please contact HIFI WALKER customer support:
- Online Support: Visit the HIFI WALKER official website for FAQs, troubleshooting guides, and contact forms.
- Email Support: Refer to your product packaging or the official website for the customer service email address.
Please retain your proof of purchase for warranty claims.