Introduction
The Hostena SurfAudio X26 headphones are designed for versatile use, featuring IP68 waterproofing, open-ear bone conduction technology, and dual Bluetooth 5.4 and MP3 modes with 32GB of built-in memory. This manual provides essential information for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.

Image: Hostena SurfAudio X26 headphones, showcasing their waterproof design.
What's in the Box
- 1 x Hostena SurfAudio X26 Open-Ear Bone Conduction IP68 Swimming Headphones
- 1 x Type-C Magnetic Charging Cable
- 1 x User Manual
Setup
1. Charging the Headphones
Before first use, fully charge your headphones. Connect the magnetic charging cable to the charging port on the headphones and the USB-A end to a power source (e.g., computer USB port, wall adapter). A full charge takes approximately 1.5 hours and provides up to 7 hours of continuous usage.
2. Transferring Music (MP3 Mode)
The headphones feature 32GB of built-in memory, capable of storing over 8,000 songs. To transfer audio files:
- Connect the headphones to your computer using the magnetic charging cable.
- The headphones will appear as a removable disk drive on your computer.
- Drag and drop your MP3, WMA, WAV, APE, or FLAC audio files into the headphone's storage folder.
- Safely eject the device from your computer once transfer is complete.

Image: Illustration of the dual MP3 and Bluetooth modes, showing usage scenarios for swimming and running.
3. Bluetooth Pairing
The headphones utilize Bluetooth 5.4 for a stable wireless connection.
- Ensure the headphones are charged and powered on.
- Activate Bluetooth on your smartphone, tablet, or other compatible device.
- Search for "SurfAudio" in the list of available Bluetooth devices and select it to pair.
- The headphones support multipoint pairing, allowing connection to two Bluetooth devices simultaneously.
Note: Bluetooth signals do not transmit effectively underwater. Always switch to MP3 mode when swimming.
Operating Instructions
1. Power On/Off
- Power On: Long press the Power button for 3 seconds.
- Power Off: Long press the Power button for 3 seconds.
2. Mode Switching (Bluetooth/MP3)
- To switch between Bluetooth and MP3 modes, double-click the dedicated button.
- Remember to use MP3 mode for underwater activities.
3. Music Playback and Call Control

Image: Detailed diagram illustrating the function of each button on the headphones.
- Play/Pause: Click the Play/Pause button once.
- Volume Up: Click the Volume Up (+) button once.
- Volume Down: Click the Volume Down (-) button once.
- Next Song: Double-click the Volume Up (+) button.
- Previous Song: Double-click the Volume Down (-) button.
- Answer/End Call: Click the Play/Pause button once.
- Reject Call: Long press the Play/Pause button for 2 seconds.
- Voice Assistant: Long press the Volume Up (+) button for 2 seconds.
4. Wearing the Headphones
The open-ear design with ergonomic earhooks ensures a secure and comfortable fit for various activities, including swimming, running, cycling, and hiking. The lightweight silicone material prevents discomfort during extended wear.
Video: An official product video demonstrating the features and usage of the Hostena SurfAudio X26 headphones, including their open-ear design and suitability for various activities.
Maintenance
1. Waterproofing (IP68)
The Hostena SurfAudio X26 headphones are IP68 rated, meaning they are fully waterproof and can withstand submersion in up to 2 meters of water for up to 2 hours. This makes them suitable for swimming and other water sports.

Image: A swimmer wearing the IP68 waterproof headphones, demonstrating their use in water.
Important: Always ensure the charging port is dry before connecting the magnetic charging cable to prevent damage.
2. Cleaning
To clean your headphones, gently wipe them with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials, as these can damage the device. Ensure the headphones are completely dry before storing or charging.
Video: An official product video highlighting the IP68 waterproof capabilities of the Hostena SurfAudio X26 headphones.
Troubleshooting
- Headphones not turning on: Ensure the headphones are fully charged. Connect them to the charging cable and allow them to charge for at least 15 minutes before attempting to power on again.
- No sound: Check the volume level on both the headphones and your connected device. Ensure the headphones are correctly paired via Bluetooth or that music files are properly loaded in MP3 mode.
- Bluetooth connection issues: Make sure the headphones are within the 33ft Bluetooth range of your device. Disconnect and re-pair the headphones. If connecting to multiple devices, ensure only the desired device is actively connected.
- Bluetooth not working underwater: This is normal. Bluetooth signals are significantly disrupted by water. Switch to MP3 mode for all underwater listening.
- Music transfer issues: Ensure the magnetic charging cable is securely connected to both the headphones and the computer. Verify that the computer recognizes the headphones as a storage device. Try restarting your computer.
Specifications
| Model Name | X26 |
| Brand | Hostena |
| Water Resistance Level | IP68 Waterproof |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Audio Driver Type | Bone Conduction Driver |
| Built-in Memory | 32GB (stores 8,000+ songs) |
| Supported Audio Formats | MP3, WMA, WAV, APE, FLAC |
| Battery Life | Up to 7 hours |
| Charging Time | 1.5 hours |
| Bluetooth Range | 33 feet |
| Material | Silicone |
| Item Weight | 4.1 ounces |
Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or contact the Hostena Authorized Store directly. Each item includes a unique code for verification before shipping, ensuring product authenticity.
For further assistance, please visit the Hostena Store on Amazon.





