Welcome
Thank you for choosing the FK Trading Wireless Earbuds. This manual provides detailed instructions on how to set up, operate, and maintain your new earbuds to ensure optimal performance and longevity. Please read this manual carefully before using the product and keep it for future reference.
Package Contents
- Wireless Earbuds (L/R)
- Charging Case
- USB-C Charging Cable
- User Manual

Image: The wireless earbuds neatly placed inside their charging case, showcasing the compact design.
Product Overview
The FK Trading Wireless Earbuds are designed for an immersive audio experience with advanced features. Each earbud is equipped with touch-sensitive controls for easy management of music and calls.

Image: A diagram illustrating the various smart touch control functions available on the earbud, including play/pause, volume, call management, and voice assistant activation.

Image: An infographic detailing the battery performance: 4 hours of play time, 32 hours of total listening time with the charging case, and 1 hour of playback from 10 minutes of charging.
Initial Setup
Charging the Earbuds and Case
Before first use, fully charge both the earbuds and the charging case. Connect the provided USB-C cable to the charging port on the case and to a USB power source. The indicator light on the case will show charging status.

Image: A visual representation of the Type-C charging head and the lightweight (4g) design of a single earbud, highlighting portability.
Powering On/Off
- Power On: The earbuds will automatically power on when removed from the charging case.
- Power Off: Place the earbuds back into the charging case to automatically power them off and begin charging.
Operation Guide
Bluetooth Pairing
Follow these steps to pair your earbuds with your device:
- Ensure the charging case has sufficient power.
- Open the charging case and remove both earbuds. They will automatically enter pairing mode.
- On your device (e.g., smartphone, tablet), enable Bluetooth.
- Search for "Wireless Earbuds" or a similar name in the list of available Bluetooth devices.
- Select the earbuds to connect. Once connected, you will hear a confirmation tone.

Image: A visual representation highlighting the benefits of Bluetooth 5.0 technology, including faster transmission speed, more stable connection, and lower power consumption.
Touch Controls
The earbuds feature intuitive touch controls:
- Play/Pause: Single tap on either earbud.
- Next Track: Double tap the right earbud.
- Previous Track: Double tap the left earbud.
- Answer/End Call: Single tap on either earbud during an incoming call.
- Reject Call: Press and hold either earbud for 2 seconds during an incoming call.
- Activate Voice Assistant: Triple tap on either earbud.
Wearing the Earbuds
For optimal sound quality and comfort, ensure the earbuds are securely placed in your ears. Gently twist them until they fit snugly.

Image: A person demonstrating the secure and comfortable fit of the earbuds, suitable for various activities like travel, sports, and leisure.
Care and Maintenance
- Cleaning: Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials.
- Water Resistance: The earbuds and charging case are waterproof (IPX5 rated), protecting them from sweat and light splashes. Do not submerge them in water.
- Storage: When not in use, store the earbuds in their charging case to protect them and keep them charged.
- Temperature: Avoid exposing the earbuds to extreme temperatures (hot or cold) or high humidity.
Troubleshooting
| Problem | Solution |
|---|---|
| Earbuds not pairing | Ensure earbuds are charged. Turn off and on your device's Bluetooth. Forget the device in Bluetooth settings and re-pair. |
| No sound from one earbud | Place both earbuds back in the case, close it, then open and remove them again. Check device's audio output settings. |
| Charging case not charging | Check the USB-C cable and power adapter. Ensure the cable is securely connected to both the case and the power source. |
| Low volume | Adjust volume on both the earbuds (via touch controls) and your connected device. Clean any debris from earbud speaker grilles. |
Product Specifications
- Model: B0DC37K28C
- Brand: FK Trading
- Bluetooth Version: 5.3
- Ear Placement: In Ear
- Impedance: 32 Ohm
- Playtime: Up to 4 hours (earbuds), up to 32 hours (with charging case)
- Charging Port: USB-C
- Waterproof Rating: IPX5 (earbuds and charging case)
- Drivers: 13mm graphene composite drivers
- Microphones: Built-in dual microphones
Warranty and Support
FK Trading provides a standard limited warranty for this product. Please refer to the product packaging or contact your retailer for specific warranty terms and conditions. For technical support or customer service inquiries, please contact the seller through the platform where the product was purchased.