1. Introduction
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.

Illustration 1 : Avant view of the REMAX RB-300HB Bluetooth Headphone in brown.
2. Contenu du colis
Vérifiez que tous les éléments énumérés ci-dessous sont présents dans votre colis :
- REMAX RB-300HB Bluetooth Headphone
- Detachable Smart Audio Cable
- Câble de chargement micro USB
- Carry Bag
- Manuel de l'utilisateur (ce document)

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

Image 3 : Détail 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 +: Augmenter le volume.
- Touch Control Next Track: Passer à la chanson suivante.
- Touch Control Last Track: Passez à la chanson précédente.
- Touch Control Volume -: Diminuer le volume.
- Interrupteur marche/arrêt : Power the headphone on or off.
- 3.5mm Audio Cable Jack: Pour une connexion audio filaire.
- Entrée micro USB: For charging the headphone.
4. Installation
4.1 Chargement du casque
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).
- Connectez l'autre extrémité du câble de chargement à une source d'alimentation USB (par exemple, un port USB d'ordinateur, un adaptateur secteur USB).
- Le voyant s'allumera pendant la charge et s'éteindra ou changera de couleur une fois la charge complète.
4.2 Mise sous/hors tension
- Pour allumer : Slide the On/Off switch to the "On" position. An indicator light will flash, and an audible prompt may sound.
- Pour éteindre : Slide the On/Off switch to the "Off" position. The indicator light will turn off.
4.3 Couplage Bluetooth
The RB-300HB uses Bluetooth V4.1 technology for wireless connection.
- Assurez-vous que le casque est éteint.
- 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.
- Sur votre appareil compatible Bluetooth (smartphone, tablette, etc.), accédez aux paramètres Bluetooth et activez le Bluetooth.
- Rechercher 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 un mot de passe vous est demandé, saisissez « 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 connexion filaire
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. Mode d'emploi
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)
- Lecture/Pause : Tap the center of the touch control area once.
- Monter le son: Swipe up on the touch control area (refer to "Touch Control Volume +" in Image 3).
- Baisser le volume: Swipe down on the touch control area (refer to "Touch Control Volume -" in Image 3).
- Piste suivante : Swipe right on the touch control area (refer to "Touch Control Next Track" in Image 3).
- Piste précédente: Swipe left on the touch control area (refer to "Touch Control Last Track" in Image 3).
5.2 Gestion des appels (mode Bluetooth)
- Répondre à l'appel : Tap the center of the touch control area once when a call comes in.
- Fin d'appel : Tap the center of the touch control area once during a call.
- Rejeter l'appel : Press and hold the center of the touch control area for approximately 2 seconds when a call comes in.
- Recomposer le dernier numéro : Double-tap the center of the touch control area when not on a call.
6. Entretien
Proper care ensures the longevity and performance of your headphone.
- Nettoyage: Use a soft, dry cloth to clean the headphone. Do not use abrasive cleaners, solvents, or harsh chemicals.
- Stockage: 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.
- Résistance à l'eau : The product is listed as "Waterproof" in specifications. However, avoid prolonged exposure to water or submerging the device. Dry thoroughly if it gets wet.
- Entretien de la batterie: To preserve battery life, charge the headphone regularly, even if not used frequently. Avoid fully discharging the battery for extended periods.
7. Dépannage
En cas de problème, veuillez consulter la liste des problèmes courants et leurs solutions ci-dessous :
| Problème | Solution possible |
|---|---|
| Le casque ne s'allume pas. | Ensure the headphone is charged. Connect it to a power source using the Micro USB cable. |
| Impossible de coupler avec un appareil Bluetooth. |
|
| Aucun son ou volume faible. |
|
| Les commandes tactiles ne répondent pas. |
|
8. Spécifications
Key technical specifications for the REMAX RB-300HB Bluetooth Headphone:
- Modèle: RB-300HB
- Version Bluetooth : V4.1 + EDR
- Protocoles Bluetooth : HSP / HFP / A2DP
- Haut-parleur : Haut-parleur dynamique de 40 mm
- Impédance: 32 Ohms
- Sensibilité: 103dB ± 3dB
- Capacité de la batterie : 300 mAh, 3.7 V Lithium Ion
- Talking / Music Play Time: Environ 10 heures
- Connectivité : Bluetooth, prise audio 3.5 mm
- Port de charge : Micro USB
- Méthode de contrôle : Touche
- Matériel: Plastique
- Poids net du produit : 142g
- Dimensions du produit : 11.4 x 25.8 x 23.8 cm (Note: These dimensions may refer to packaging)
- Caractéristiques spéciales : Wireless, Detachable Cable, Active Noise Cancellation
9. Garantie et assistance
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.