1. Introduction
Thank you for choosing the TRANSFORMERS TF-Y13 Bluetooth 5.4 Speaker. This portable mini speaker is designed to deliver high-quality stereo sound with advanced Bluetooth 5.4 technology, ensuring stable connections and an immersive audio experience. Its compact, mech-inspired design makes it suitable for various scenarios, from e-sports rooms to outdoor camping. Please read this manual carefully to understand how to properly set up, operate, and maintain your speaker.
2. Key Features
- Bluetooth 5.4: Ensures stable connection, low power consumption, fast transmission speed, and strong anti-interference for a reliable audio experience.
- Shocking Sound Effects: Equipped with a large-size diaphragm for surging bass, warm mid-range, clear and delicate treble, enhanced by digital sound technology for precise audio details.
- 360° Stereo Sound Field: Supports TWS (True Wireless Stereo) serial playback, allowing two speakers to interconnect for an immersive surround sound experience.
- Long-lasting Battery Life: Features a built-in 400mAh large-capacity battery, providing approximately 5 hours of playing time for extended enjoyment outdoors, at parties, or during travel.
- Multi-Scene Application: Small and portable design makes it ideal for use in various environments including home, outdoor, and car settings.
- Compact Mecha Shape: Mini square body with a cool, mech-inspired design, offering convenience and a unique aesthetic.
- Intelligent Compatibility: Compatible with a wide range of smart devices, including Android, iOS, and Windows systems.
- Control Buttons: Includes integrated control buttons for volume adjustment and other functions.
- Active Noise-Cancellation: Provides active noise-cancellation for an enhanced listening experience.
3. Package Contents
Please check the box for the following items:
- 1 x TRANSFORMERS TF-Y13 Speaker
- 1 x Charging Cable
- 1 x User Manual

4. Specifications
| Feature | Specification |
|---|---|
| Product Type | Bluetooth Speaker |
| Model | TF-Y13 |
| Brand | TRANSFORMERS |
| Material | Plastic |
| Weight | 125g |
| Bluetooth Version | V5.4 |
| Battery Capacity | 400mAh |
| Playing Time | About 5 hours |
| Charging Time | About 1.5 - 2 hours |
| Transmission Range | Up to 10 meters |
| Rated Power | 5W |
| Frequency Response | 80Hz-18KHz |
| Speaker Type | 40mm |
| Support APP | No |
| Waterproof | No |
| Function | For Outdoor |
| Active Noise-Cancellation | Yes |
| Volume Control | Yes |
| Control Button | Yes |
| Vocalism Principle | Dynamic |
| Wireless Type | Bluetooth |
| Communication | Wireless |
| Style | Open-ear |
| Total Harmonic Distortion | 0.5% |
| Origin | Mainland China |
| High-concerned chemical | None |

5. Setup Guide
5.1 Charging the Speaker
Before first use, fully charge your TF-Y13 speaker. Connect the provided charging cable to the speaker's charging port and a suitable USB power source. The charging time is approximately 1.5 to 2 hours. The indicator light will typically show charging status and turn off or change color when fully charged.

5.2 Bluetooth Pairing
- Power On: Press and hold the power button on the speaker until you hear an audible prompt or see the indicator light flash, indicating it's in pairing mode.
- Activate Bluetooth: On your device (smartphone, tablet, laptop), enable Bluetooth.
- Select Speaker: Search for available Bluetooth devices and select "TRANSFORMERS TF-Y13" from the list.
- Connect: Once connected, you will hear a confirmation sound, and the indicator light will typically become solid.
The speaker supports Bluetooth 5.4 for a stable and efficient connection up to 10 meters.

5.3 TWS (True Wireless Stereo) Pairing
To achieve 360° surround sound, you can pair two TF-Y13 speakers together:
- Ensure both TF-Y13 speakers are powered off.
- Power on both speakers simultaneously. They should enter Bluetooth pairing mode.
- Double-press the power button on one of the speakers (this will be your primary speaker). It will search for the other speaker.
- Once connected, you will hear a confirmation sound, indicating successful TWS pairing.
- Now, connect your device to the primary speaker via Bluetooth as described in section 5.2. Both speakers will play audio in stereo.

6. Operating Instructions
6.1 Power On/Off
- Power On: Press and hold the power button for a few seconds until the indicator light illuminates and you hear a power-on prompt.
- Power Off: Press and hold the power button again for a few seconds until the indicator light turns off and you hear a power-off prompt.
6.2 Music Playback
Once connected via Bluetooth, you can play music from your paired device. Use the control buttons on the speaker or your device to manage playback:
- Play/Pause: Press the control button once.
- Volume Up/Down: Use the dedicated volume control buttons (if present) or long-press the appropriate control button.
- Next/Previous Track: Double-press or triple-press the control button, depending on the speaker's design. Refer to the quick start guide for specific button functions.
6.3 Multi-Scenario Use
The compact and portable design of the TF-Y13 speaker allows for versatile use:
- Indoor: Enhance your e-sports room, living room, or office with quality sound.
- Outdoor: Enjoy music during outdoor camping, picnics, or other activities.
- Travel: Its mini size makes it convenient to carry wherever you go.

7. Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the speaker. Do not use abrasive cleaners or solvents.
- Storage: Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Water Exposure: This speaker is not waterproof. Avoid exposing it to water or excessive moisture.
- Battery Care: To prolong battery life, avoid fully discharging the speaker frequently. Charge it regularly, even if not in use for extended periods.
8. Troubleshooting
| Problem | Possible Solution |
|---|---|
| Speaker does not turn on | Ensure the speaker is charged. Connect it to a power source and try again. |
| Cannot pair with device | Make sure the speaker is in pairing mode (indicator light flashing). Turn off and on Bluetooth on your device. Ensure the speaker is within 10 meters of your device. |
| No sound or low volume | Check the volume levels on both the speaker and your paired device. Ensure the speaker is properly connected. |
| TWS pairing fails | Ensure both speakers are TF-Y13 models and are powered off before attempting TWS pairing. Follow the TWS pairing steps carefully. |
| Sound distortion | Move the speaker closer to your device to reduce interference. Ensure the audio source is of good quality. |
9. User Tips
- For the best audio experience, especially with TWS pairing, ensure both speakers are placed in an open area without obstructions.
- While the speaker has active noise-cancellation, optimal performance is achieved in quieter environments.
- Keep your speaker's battery topped up to enjoy its full 5-hour playing time, especially before outdoor activities.
10. Warranty and Support
The TRANSFORMERS TF-Y13 speaker comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support, troubleshooting assistance, or warranty claims, please contact the retailer or manufacturer's customer service department.





