1. Introducció
This manual provides detailed instructions for the operation and maintenance of your REMAX RB-300HB Bluetooth Headphone. Please read this manual carefully before use to ensure proper functionality and to extend the product's lifespan. Keep this manual for future reference.

Imatge 1: Frontal view of the REMAX RB-300HB Bluetooth Headphone in brown.
2. Contingut del paquet
Verifiqueu que tots els elements que s'enumeren a continuació siguin presents al vostre paquet:
- REMAX RB-300HB Bluetooth Headphone
- Detachable Smart Audio Cable
- Cable de càrrega micro USB
- Bossa de transport
- Manual d'usuari (aquest document)

Image 2: Contents of the REMAX RB-300HB package, including headphones, cables, and carry bag.
3. Producte acabatview
Familiarize yourself with the various components and controls of your RB-300HB headphone.

Imatge 3: Detallada view of the right earcup showing the On/Off switch, 3.5mm audio jack, and Micro USB input. Touch control areas for volume and track navigation are also indicated.
- Touch Control Volume +: Augmenta el volum.
- Touch Control Next Track: Passeu a la següent cançó.
- Touch Control Last Track: Ves a la cançó anterior.
- Touch Control Volume -: Disminuir el volum.
- Interruptor d'encesa/apagada: Power the headphone on or off.
- 3.5mm Audio Cable Jack: Per a connexió d'àudio amb cable.
- Entrada micro USB: For charging the headphone.
4. Configuració
4.1 Charging the Headphone
Before initial use, fully charge the headphone. The built-in battery capacity is 300 mAh.
- Connect the Micro USB charging cable to the Micro USB Input port on the headphone (refer to Image 3).
- Connecteu l'altre extrem del cable de càrrega a una font d'alimentació USB (per exemple, un port USB de l'ordinador o un adaptador de paret USB).
- The indicator light will illuminate during charging and turn off or change color when fully charged.
4.2 Engegada/apagada
- Per encendre: Slide the On/Off switch to the "On" position. An indicator light will flash, and an audible prompt may sound.
- Per apagar: Slide the On/Off switch to the "Off" position. The indicator light will turn off.
4.3 Vinculació Bluetooth
The RB-300HB uses Bluetooth V4.1 technology for wireless connection.
- Assegureu-vos que els auriculars estiguin apagats.
- Slide the On/Off switch to the "On" position and hold it for a few seconds until the indicator light flashes rapidly (usually blue and red alternately), indicating pairing mode.
- Al dispositiu amb Bluetooth (telèfon intel·ligent, tauleta, etc.), aneu a la configuració de Bluetooth i activeu-lo.
- Cerca available devices. You should see "RB-300HB" or "REMAX RB-300HB" in the list.
- Select "RB-300HB" to connect. Once paired, the indicator light will typically flash slowly or turn solid blue, and an audible prompt may confirm the connection.
- Si se us demana una contrasenya, introduïu "0000".
The headphone will automatically attempt to reconnect to the last paired device when powered on, if that device's Bluetooth is active and within range.
4.4 Connexió per cable
You can use the headphone with the detachable smart audio cable for a wired connection, even if the battery is depleted.
- Connect one end of the 3.5mm audio cable to the 3.5mm Audio Cable Jack on the headphone (refer to Image 3).
- Connect the other end of the audio cable to the 3.5mm audio output port of your device (e.g., smartphone, MP3 player).
- The headphone will function as a passive wired headphone.

Image 4: The REMAX RB-300HB headphone connected to a smartphone using the detachable audio cable.
5. Instruccions de funcionament
The RB-300HB features intuitive touch controls on the earcup.

Image 5: Demonstrating the touch control area on the earcup.
5.1 Music Playback Controls (Bluetooth Mode)
- Reproduir/pausa: Tap the center of the touch control area once.
- Pujar el volum: Swipe up on the touch control area (refer to "Touch Control Volume +" in Image 3).
- Baixar el volum: Swipe down on the touch control area (refer to "Touch Control Volume -" in Image 3).
- Pista següent: Swipe right on the touch control area (refer to "Touch Control Next Track" in Image 3).
- Pista anterior: Swipe left on the touch control area (refer to "Touch Control Last Track" in Image 3).
5.2 Gestió de trucades (mode Bluetooth)
- Respon a la trucada: Tap the center of the touch control area once when a call comes in.
- Finalitzar la trucada: Tap the center of the touch control area once during a call.
- Rebutja la trucada: Press and hold the center of the touch control area for approximately 2 seconds when a call comes in.
- Torna a marcar l'últim número: Double-tap the center of the touch control area when not on a call.
6. Manteniment
Proper care ensures the longevity and performance of your headphone.
- Neteja: Use a soft, dry cloth to clean the headphone. Do not use abrasive cleaners, solvents, or harsh chemicals.
- Emmagatzematge: When not in use, store the headphone in the provided carry bag to protect it from dust and scratches. Avoid storing in extreme temperatures or high humidity.
- Resistència a l'aigua: The product is listed as "Waterproof" in specifications. However, avoid prolonged exposure to water or submerging the device. Dry thoroughly if it gets wet.
- Cura de la bateria: To preserve battery life, charge the headphone regularly, even if not used frequently. Avoid fully discharging the battery for extended periods.
7. Solució De Problemes
Si teniu problemes, consulteu els següents problemes i solucions habituals:
| Problema | Possible solució |
|---|---|
| Headphone does not power on. | Ensure the headphone is charged. Connect it to a power source using the Micro USB cable. |
| No es pot emparellar amb un dispositiu Bluetooth. |
|
| Sense so o amb un volum baix. |
|
| Els controls tàctils no responen. |
|
8. Especificacions
Key technical specifications for the REMAX RB-300HB Bluetooth Headphone:
- Model: RB-300HB
- Versió Bluetooth: V4.1 + EDR
- Protocols Bluetooth: HSP / HFP / A2DP
- Controlador d'altaveus: Altaveu dinàmic de 40 mm
- Impedància: 32 ohms
- Sensibilitat: 103 dB ± 3 dB
- Capacitat de la bateria: 300 mAh, 3.7 V Lithium Ion
- Talking / Music Play Time: Aproximadament 10 hores
- Connectivitat: Bluetooth, presa d'àudio de 3.5 mm
- Port de càrrega: Micro USB
- Mètode de control: Toca
- Material: Plàstic
- Pes net del producte: 142 g
- Dimensions del producte: 11.4 x 25.8 x 23.8 cm (Note: These dimensions may refer to packaging)
- Característiques especials: Wireless, Detachable Cable, Active Noise Cancellation
9. Garantia i Suport
For warranty information or technical support, please refer to the warranty card included in your product packaging or contact your local REMAX distributor or retailer. Keep your purchase receipt as proof of purchase.





