1. Introducció
Thank you for choosing the Transformers TF-Y09 Bluetooth Speaker. This portable wireless speaker is designed to deliver high-quality stereo sound with the convenience of Bluetooth 5.4 connectivity. Its compact design and long battery life make it ideal for various scenarios, from desktop use to outdoor camping. This manual provides essential information for setting up, operating, and maintaining your speaker.

Figure 1: Transformers TF-Y09 Bluetooth Speaker (Black Version)
Video 1: Product demonstration and feature overview.
2. Guia de configuració
2.1 Càrrega de l'altaveu
Before initial use, fully charge your TF-Y09 speaker. The speaker has a built-in 1200mAh lithium battery.
- Connecteu el cable de càrrega proporcionat al port de càrrega de l'altaveu.
- Connect the other end of the charging cable to a standard USB power adapter (not included).
- El llum indicador de càrrega s'il·luminarà.
- Charging typically takes about 3 hours for a full charge. The indicator light will change or turn off once charging is complete.

Figure 2: Speaker with transparent casing showing the 1200mAh battery.
2.2 Engegada/apagada
To power on or off the speaker, long press the power button located on the control panel.
2.3 Vinculació Bluetooth
The TF-Y09 speaker uses Bluetooth 5.4 for stable and efficient connections.
- Ensure the speaker is powered on and in pairing mode (a blue indicator light might flash).
- Al dispositiu (telèfon intel·ligent, tauleta, ordinador), activeu el Bluetooth i cerqueu els dispositius disponibles.
- Select "TF-Y09" from the list of found devices.
- Once connected, the speaker will emit a confirmation sound, and the indicator light will become solid blue.
- The effective transmission range is up to 10 meters.
2.4 Dual-Machine Interconnection (TWS Pairing)
You can pair two TF-Y09 speakers together for an immersive 360-degree surround sound experience.
- Assegureu-vos que tots dos altaveus estiguin encesos i no connectats a cap altre dispositiu Bluetooth.
- Double-click the Pause/Play button on one of the speakers.
- Wait for approximately 5 seconds. A beep sound will indicate that TWS pairing is complete.
- The two speakers will now function as a stereo pair.
- To disconnect TWS pairing, double-click the Pause/Play button on either speaker again.

Figure 3: Dual-machine interconnection for stereo sound.
3. Instruccions de funcionament
3.1 Tauler de control acabatview
The speaker features a multi-function button panel for easy control of playback and calls.

Figure 4: One-click operation control panel.
3.2 Funcions dels botons
- Power Button (Center Top): Long press to power on/off.
- Pause/Play Button (Center): Short press to play or pause music. Double-click to initiate TWS pairing (when two speakers are present and powered on). Double-click again to disconnect TWS.
- Previous Song / Volume Down Button (Left): Short press to go to the previous song. Long press to decrease the volume.
- Next Song / Volume Up Button (Right): Short press to go to the next song. Long press to increase the volume.
- Answer/Hang Up Button (Bottom): Single click to answer or hang up a call. Long press to reject an incoming call. Double-click to call back the last number.
3.3 HD Calling
When connected to your smartphone, the TF-Y09 allows for clear and undisturbed hands-free HD calling. Use the Answer/Hang Up button as described above to manage calls.
4. Manteniment i cura
- Neteja: Use a soft, dry cloth to clean the speaker. Do not use abrasive cleaners or solvents.
- Emmagatzematge: Guardeu l'altaveu en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura de la bateria: To prolong battery life, avoid fully discharging the battery frequently. Charge the speaker regularly, even if not in use for extended periods.
- Resistència a l'aigua: This speaker is NOT waterproof. Avoid exposure to water or excessive moisture.
- Manipulació: Handle the speaker with care. Avoid dropping it or subjecting it to strong impacts.
5. Solució De Problemes
- Speaker won't turn on: Ensure the battery is charged. Connect the charging cable and try again.
- No es pot emparellar amb el dispositiu Bluetooth:
- Assegureu-vos que l'altaveu estigui en mode d'emparellament (llum blava intermitent).
- Ensure Bluetooth is enabled on your device and it's within the 10-meter range.
- Apaga i activa tant l'altaveu com el Bluetooth del dispositiu.
- Oblida't del dispositiu de la configuració de Bluetooth del telèfon i intenta emparellar-lo de nou.
- Sense so ni volum baix:
- Comproveu els nivells de volum tant de l'altaveu com del dispositiu connectat.
- Assegureu-vos que l'altaveu estigui correctament emparellat.
- If using TWS, ensure both speakers are correctly paired to each other and then to your device.
- L'aparellament de TWS falla:
- Ensure both speakers are TF-Y09 models and are powered on.
- Make sure neither speaker is connected to another Bluetooth device before attempting TWS pairing.
- Try resetting both speakers by powering them off and on, then re-attempt TWS pairing.
- Mala qualitat del so:
- Assegureu-vos que no hi hagi obstacles entre l'altaveu i el dispositiu.
- Move closer to your device to ensure you are within the 10-meter transmission range.
- Check if other wireless devices are causing interference.
6. Especificacions

Figura 5: Paràmetres del producte.
| Característica | Detall |
|---|---|
| Model | TF-Y09 |
| Marca | TRANSFORMADORS |
| Tipus de producte | Altaveu Bluetooth |
| Versió Bluetooth | V5.4 |
| Capacitat de la bateria | 1200 mAh |
| Temps de càrrega | Aprox. 3 hores |
| Rang de transmissió | Fins a 10 metres |
| Potència nominal | 3W |
| Interval de resposta de freqüència | 20Hz-10KHz |
| Impedància de l'altaveu | 4 ohms |
| Mode de so | Mode de so estèreo, mode estàndard |
| Crossover d'àudio | Bidireccional |
| Nombre de carcasses d'altaveus | 1 |
| Material | Plàstic |
| Potència d'entrada | <25 W |
| Distorsió harmònica total | 5% |
| Impermeable | No |
| Control de veu | No |
| Suport APP | No |
| Adaptador de safata d'entrada | No |
7. Consells d'usuari
- Optimal Sound Placement: For the best audio experience, especially with TWS pairing, place the speakers at an equal distance from your listening position.
- Portabilitat: Utilize the portable lanyard for easy carrying, making it convenient for outdoor activities like camping.
- Compatibilitat: The speaker is widely compatible with most wireless devices running Android, iOS, or Windows.

Figure 6: Speaker with portable lanyard.

Figura 7: Àmplia compatibilitat amb diversos sistemes operatius.
8. Què hi ha a la caixa
En obrir el paquet del producte, hauríeu de trobar els elements següents:
- 1 x Transformers TF-Y09 Bluetooth Speaker
- 1 x cable de càrrega USB

Figure 8: Packaging contents for both black and silver versions.
9. Garantia i Suport
For any issues or questions not covered in this manual, please contact the seller or refer to the product's official support channels. Keep your purchase receipt for warranty purposes.





