1. Introducció
Thank you for choosing the Remax RB-750HB Wireless Gaming Headphones. This manual provides detailed instructions on how to set up, operate, and maintain your headphones to ensure optimal performance and longevity. Please read this manual carefully before using the product.
2. Producte acabatview
The Remax RB-750HB is a versatile wireless gaming headphone designed for an immersive audio experience. It features HIFI sound, a retractable headband for comfort, a hidden microphone for clear communication, and a TF card slot for direct music playback.

Imatge 1: Davant view of the Remax RB-750HB Wireless Gaming Headphones in black. This image displays the overall design, including the earcups and adjustable headband.

Imatge 2: lateral view of the headphone showing the 3.5mm audio input, USB-C charging port, and the TF (MicroSD) card slot. A TF card is shown inserted into the slot, and audio cables are connected to the 3.5mm port.

Imatge 3: Close-up of the control buttons located on the earcup. These buttons are numbered 1 through 4, indicating various functions such as power, volume, track control, and potentially mode switching.
3. Configuració
3.1 Càrrega dels auriculars
- Connect the provided USB-C charging cable to the charging port on the headphone (refer to Image 2).
- Connecteu l'altre extrem del cable a un adaptador de corrent USB (no inclòs) o al port USB d'un ordinador.
- L'indicador LED s'il·luminarà durant la càrrega i canviarà de color o s'apagarà quan estigui completament carregat.
- Una càrrega completa sol trigar aproximadament 2-3 hores.
3.2 Encès/Apagat
- Encès: Press and hold the Power button (Button 1 in Image 3) for approximately 3 seconds until the LED indicator lights up and you hear a power-on prompt.
- Apagar: Press and hold the Power button (Button 1 in Image 3) for approximately 3-5 seconds until the LED indicator turns off and you hear a power-off prompt.
3.3 Vinculació Bluetooth
- Assegureu-vos que els auriculars estiguin apagats.
- Press and hold the Power button (Button 1 in Image 3) for about 5-7 seconds until the LED indicator flashes red and blue alternately, indicating pairing mode.
- Al dispositiu (telèfon intel·ligent, tauleta, ordinador), activeu el Bluetooth i cerqueu els dispositius disponibles.
- Select "REMAX RB-750HB" from the list of found devices.
- Once connected, the LED indicator will flash blue slowly, and you will hear a connection confirmation sound.
- Si se us demana una contrasenya, introduïu "0000".
3.4 Mode de targeta TF
- Inseriu una targeta TF (MicroSD) amb àudio MP3 files into the TF card slot on the headphone (refer to Image 2).
- The headphones will automatically switch to TF card playback mode. If not, press the Mode button (if available, or cycle through modes using Button 1) to switch.
- Use the Volume Up/Next Track (Button 3) and Volume Down/Previous Track (Button 2) buttons to control playback.
3.5 Mode amb cable (AUX)
- Connect one end of a 3.5mm audio cable (not included) to the AUX port on the headphone (refer to Image 2).
- Connect the other end of the cable to the 3.5mm audio output of your device.
- The headphones will automatically switch to wired mode. In this mode, the headphone's buttons may not function for media control, and control will be from your connected device.
4. Instruccions de funcionament
4.1 Button Functions (Refer to Image 3)
- Button 1 (Power/Multi-function):
- Premeu i manteniu premut durant 3 segons: Engegueu/apagueu.
- Pressió curta: Reprodueix/Pausa la música.
- Short press during incoming call: Answer/End call.
- Press and hold during incoming call: Reject call.
- Double press: Redial last number.
- Button 2 (Volume Down / Previous Track):
- Premsa curta: Disminuir el volum.
- Press and hold: Play previous track.
- Button 3 (Volume Up / Next Track):
- Pressió curta: Augmenta el volum.
- Press and hold: Play next track.
- Button 4 (Additional Function): This button may serve as a mode switch (e.g., Bluetooth/TF Card/FM Radio if supported) or a dedicated gaming function. Refer to specific product packaging or quick start guide for exact functionality.
4.2 Fer i rebre trucades
- Respondre una trucada: When there is an incoming call, short press Button 1.
- Finalització d'una trucada: During a call, short press Button 1.
- Rebutjar una trucada: When there is an incoming call, press and hold Button 1 for 2 seconds.
- Remarcació: Double press Button 1 to redial the last number called.
4.3 Reproducció de música
- Reproduir/pausa: Short press Button 1.
- Pista següent: Manteniu premut el botó 3.
- Pista anterior: Manteniu premut el botó 2.
- Ajust de volum: Short press Button 3 for volume up, short press Button 2 for volume down.
5. Manteniment
- Neteja: Feu servir un drap suau i sec per netejar els auriculars. No utilitzeu productes de neteja abrasius ni dissolvents.
- Emmagatzematge: Guardeu els auriculars en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura de la bateria: Per allargar la durada de la bateria, carregueu els auriculars regularment, fins i tot si no els feu servir amb freqüència. Eviteu descarregar completament la bateria durant períodes prolongats.
- Eviteu l'aigua: Aquests auriculars no són impermeables. Eviteu l'exposició a l'aigua o a una humitat excessiva.
6. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Els auriculars no s'engeguen. | Bateria baixa. | Carregueu els auriculars completament. |
| No es pot emparellar per Bluetooth. | Auriculars no en mode d'emparellament; Bluetooth del dispositiu desactivat; massa lluny del dispositiu. | Ensure headphones are in pairing mode (flashing red/blue LED). Turn on Bluetooth on your device. Move headphones closer to the device (within 10 meters). |
| Sense so. | Volum massa baix; mode d'entrada incorrecte; dispositiu no connectat. | Increase headphone and device volume. Check if headphones are in the correct mode (Bluetooth, TF Card, or AUX). Reconnect Bluetooth or check AUX cable connection. |
| El micròfon no funciona. | Microphone muted on device; hidden microphone obstructed. | Check microphone settings on your connected device. Ensure the hidden microphone area is clear. |
7. Especificacions

Imatge 4: Diagram illustrating the internal Bluetooth 5.0 chip and circuit board, highlighting the advanced wireless connectivity of the headphones.
| Característica | Detall |
|---|---|
| Número de model | RB-750HB |
| Nom de marca | Remax |
| Tecnologia de connectivitat | Sense fil (Bluetooth), amb cable (AUX de 3.5 mm) |
| Tecnologia de comunicació sense fils | Bluetooth 5.0 |
| Factor de forma dels auriculars | Sobre l'orella |
| Control de soroll | Cap |
| Micròfon | Micròfon ocult |
| Característiques addicionals | Ranura per a targetes TF |
| Material | Leather (earpads) |
| Dimensions del producte | 10 x 10 x 10 cm; 250 g |
8. Garantia i Suport
Remax products are designed for quality and reliability. For specific warranty information, please refer to the warranty card included with your purchase or visit the official Remax website. If you encounter any issues or require technical assistance, please contact Remax customer support through their official channels.