Introduction
The Trust Dona Wireless Bluetooth Headphones offer a versatile audio experience with both Bluetooth connectivity and an integrated MicroSD MP3 player. Designed for comfort and portability, these headphones feature a foldable design, comfortable ear cushions, and an adjustable headband. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance.

Image: Trust Dona Wireless Bluetooth Headphones, blue color, showcasing the overall design with 'Up to 7 hours playtime', 'Play from Micro-SD', and 'Built-in Microphone' icons.
Package Contents
Please check the package for the following items:
- Trust Dona Wireless Bluetooth Headphones
- 3.5mm Auxiliary Cable
- USB Charging Cable
- User Guide
Product Overview
Familiarize yourself with the main components and controls of your Trust Dona headphones.

Image: Side view of the blue Trust Dona headphones, highlighting the control buttons (power, volume, track control) and ports (USB charging, 3.5mm audio jack, MicroSD slot) located on the right earcup.
The headphones feature an intuitive control panel on one earcup, allowing easy access to power, volume adjustment, track navigation, and call management. A built-in microphone is integrated for hands-free communication.

Image: Trust Dona headphones shown in their folded configuration, demonstrating the compact design for storage and travel.
The foldable design allows for convenient storage and portability, making them ideal for travel.
Setup
1. Charging the Headphones
- Connect the supplied USB charging cable to the charging port on the headphones.
- Plug the other end of the USB cable into a compatible USB power source (e.g., computer USB port, USB wall adapter).
- The LED indicator will illuminate during charging and turn off or change color once fully charged.
- A full charge provides up to 7 hours of playtime.
2. Bluetooth Pairing
- Ensure the headphones are charged.
- Press and hold the Power button until the LED indicator flashes blue and red, indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "Trust Dona" from the list of found devices.
- Once paired, the LED indicator will flash blue slowly or remain solid blue.
3. MicroSD Card Insertion
- Locate the MicroSD card slot on the headphones.
- Gently insert a MicroSD card (pre-loaded with MP3 audio files) into the slot until it clicks into place.
- The headphones will automatically switch to MP3 playback mode if a card is detected.
Operating Instructions
1. Power On/Off
- Power On: Press and hold the Power button for approximately 3 seconds until the LED indicator lights up.
- Power Off: Press and hold the Power button for approximately 3 seconds until the LED indicator turns off.
2. Bluetooth Mode
- Play/Pause: Press the Multi-function button (usually the Power button when not in pairing mode).
- Volume Up/Down: Press the Volume + / - buttons.
- Next/Previous Track: Press and hold the Volume + / - buttons.
- Answer/End Call: Press the Multi-function button.
- Reject Call: Press and hold the Multi-function button.
- Redial Last Number: Double-press the Multi-function button.
3. MicroSD MP3 Mode
- When a MicroSD card is inserted, the headphones will automatically switch to MP3 playback.
- Play/Pause: Press the Multi-function button.
- Volume Up/Down: Press the Volume + / - buttons.
- Next/Previous Track: Press and hold the Volume + / - buttons.
4. Wired Mode (3.5mm Auxiliary)
- Connect the supplied 3.5mm auxiliary cable to the audio input port on the headphones and to your audio source.
- In wired mode, the headphone's battery is not used, and controls on the headphones may be limited (volume and track control will typically be managed by the connected device).
Maintenance
- Cleaning: Use a soft, dry cloth to clean the headphones. Do not use abrasive cleaners or solvents.
- Storage: When not in use, store the headphones in a cool, dry place. Utilize the foldable design for compact storage.
- Battery Care: To prolong battery life, avoid fully discharging the headphones frequently. Charge them regularly, even if not used for extended periods.
- Avoid Extreme Conditions: Do not expose the headphones to extreme temperatures, humidity, or direct sunlight.
Troubleshooting
| Problem | Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones are fully charged. Connect to a power source using the USB cable. |
| No sound from headphones. | Check volume levels on both the headphones and the connected device. Ensure the headphones are properly paired via Bluetooth or the 3.5mm cable is securely connected. |
| Cannot pair via Bluetooth. | Ensure headphones are in pairing mode (flashing blue/red LED). Turn off and on Bluetooth on your device. Move closer to the headphones (within 10 meters). |
| MicroSD card not playing. | Ensure the MicroSD card is inserted correctly and contains compatible MP3 audio files. Try re-inserting the card. |
| Poor audio quality. | Ensure there are no obstructions between the headphones and the Bluetooth device. Try moving closer to the device. Check the audio source quality. |
Specifications
| Model Name | Dona |
| Model Number | 22890 |
| Connectivity Technology | Wireless (Bluetooth) |
| Wireless Communication Technology | Bluetooth |
| Headphone Jack | USB (for charging), 3.5mm (auxiliary audio) |
| Form Factor | On-Ear |
| Color | Blue |
| Item Weight | 185 Grams |
| Special Features | Foldable, Integrated MicroSD MP3 Player, Built-in Microphone |
| Battery Composition | Lithium-ion Polymer |
| Rechargeable Battery | Yes (1 included) |
| Playtime | Up to 7 hours |
| Control Type | Media Control |
| Material | Plastic |
Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official Trust Gaming website. Keep your proof of purchase for any warranty claims.
If you encounter issues not covered in this manual, please contact Trust customer support for assistance.





