Introducció
Welcome to the instruction manual for your Sanag B21S True Bone Conduction Headphones. These open-ear headphones are designed to provide a unique audio experience while maintaining situational awareness, making them ideal for sports and outdoor activities. Featuring Bluetooth 5.4 connectivity, IPX5 waterproofing, and a lightweight, comfortable design, the B21S offers reliable performance and clear sound transmission through bone vibration.

Image: Sanag B21S Bone Conduction Sports Headphones, highlighting their ultra-lightweight design for comfortable all-day use.
Què hi ha a la caixa
Assegureu-vos que hi hagi tots els articles presents en desempaquetar:
- Sanag B21S True Bone Conduction Headphones
- Cable de càrrega tipus C.
- Manual d'usuari
Producte acabatview
The Sanag B21S headphones utilize true bone conduction technology, transmitting sound through vibrations directly to your inner ear via your cheekbones. This innovative design ensures your ears remain open to ambient sounds, enhancing safety during outdoor activities.
Característiques principals:
- Conducció òssia veritable: 360° no-hole design for pleasant sound through high-frequency, low-density vibration, minimizing sound leakage.
- Disseny d'orella oberta: Allows clear perception of ambient sounds for increased awareness and safety.
- Enhanced Surround Sound: High-frequency oscillator enhancement technology for rich bass detail and optimized stereo surround sound.
- Bluetooth 5.4: Upgraded chip for stable wireless connection, wider signal coverage, and lower power consumption.
- 10H Long Battery Life: Enjoy up to 10 hours of music on a 1.2-hour charge, with 168 hours of standby time.
- IPX5 Impermeable: Effectively protects against sweat, daily splashes, and light rain.
- Lightweight, Comfortable & Stable: Made with titanium alloy memory back hangers and a triangular earwing wrap-around design for a secure and comfortable fit.

Image: Close-up of Sanag B21S headphones highlighting the titanium alloy memory rear hanging and triangular stable structure for a safe and secure fit.
Configuració
Instruccions de vestir:
- Place the earphones on your ear bones, ensuring the transducers rest comfortably on your cheekbones just in front of your ears.
- Adjust the earphones to a secure and comfortable position. The flexible titanium alloy band should rest gently around the back of your head.

Image: Visual guide demonstrating the two-step process for correctly wearing the Sanag B21S headphones.
Maridatge inicial:
To pair your Sanag B21S headphones with a new device:
- Assegureu-vos que els auriculars estiguin carregats i apagats.
- Press and hold the power button (often combined with volume up) until the indicator light flashes, indicating pairing mode.
- Al dispositiu (telèfon intel·ligent, tauleta, etc.), activeu el Bluetooth i cerqueu els dispositius disponibles.
- Select "sanag B21S" from the list to connect. A voice prompt will confirm successful pairing.
Video: An official seller video demonstrating the unboxing and initial Bluetooth pairing process for the Sanag B21S headphones.
Instruccions de funcionament
The Sanag B21S headphones feature intuitive button controls for easy management of your audio and calls.
Funcions del botó:
- Encès/apagat: Manteniu premut el botó d'encesa durant uns segons.
- Reproduir/pausa: Single press the multi-function button (often the power button).
- Pujar/baixar el volum: Use the dedicated volume buttons (+/-).
- Pista següent: Premeu i manteniu premut el botó de pujar el volum.
- Pista anterior: Manteniu premut el botó de baixar el volum.
- Respondre/Finalitzar la trucada: Premeu una sola vegada el botó multifunció.
- Rebutja la trucada: Premeu i manteniu premut el botó multifunció.
- Activa l'Assistent de veu: Premeu dues vegades el botó multifunció.

Imatge: Detallada view of the control buttons and charging port on the Sanag B21S headphones for easy operation.
Connectivitat
The Sanag B21S headphones feature advanced Bluetooth 5.4 technology, ensuring a stable and efficient wireless connection.
- Versió Bluetooth: 5.4 for enhanced stability and lower power consumption.
- Rang Bluetooth: Up to 10 meters (33 feet) for flexible movement.
- Dispositius compatibles: Cellphones, desktops, tablets, and other Bluetooth-enabled audio devices.

Image: Graphic illustrating the advanced Bluetooth 5.4 technology integrated into the Sanag B21S headphones.
Experiència d'àudio
Experience clear audio with enhanced bass, delivered directly through your cheekbones, leaving your ears open to the environment.
- Bone Conduction: Sound is transmitted via vibrations, bypassing the eardrum and allowing for open-ear listening.
- HiFi Bass: High-frequency oscillator enhancement technology provides rich bass detail.
- Consciència de la situació: The open-ear design ensures you can hear your surroundings, crucial for safety during activities like running or cycling.

Imatge: Una explosió view of the Sanag B21S transducer, illustrating the lossless bass technology.
Video: An official seller video providing a detailed overview of the Sanag B21S True Bone Conduction Headphones, including design and features.
Durada de la bateria i càrrega
The Sanag B21S headphones are equipped with a long-lasting battery to support your active lifestyle.
- Durada de la bateria: Fins a 10 hores de reproducció de música contínua.
- Temps d'espera: Fins a 168 hores.
- Temps de càrrega: Aproximadament 1.2 hores per a una càrrega completa.
- Port de càrrega: USB tipus C.

Image: Graphic displaying the battery performance of the Sanag B21S headphones, including playtime, standby, and charging duration.
Resistència a l'aigua
The Sanag B21S headphones are built to withstand your workouts and outdoor adventures.
- Classificació IPX5: Provides protection against low-pressure water jets from any direction, making them resistant to sweat, daily splashes, and light rain.
- Nota: IPX5 rating means the headphones are not suitable for swimming or submersion in water.

Image: Sanag B21S headphones shown in water, emphasizing their waterproof and sweatproof capabilities.
Comfort & Fit
Designed for extended wear and active use, the B21S headphones prioritize comfort and stability.
- Pes lleuger: Weighing only 22 grams (0.776 ounces), they offer a barely-there feel.
- Disseny flexible: Made with titanium alloy memory back hangers, they adapt to different head shapes.
- Ajust segur: The triangular earwing wrap-around design ensures they stay in place during intense activities.

Image: A user wearing Sanag B21S headphones during a workout, demonstrating the cushioned comfort technology and secure fit.
Especificacions
| Característica | Detall |
|---|---|
| Nom del model | sanag B21S |
| Tecnologia de connectivitat | Sense fil (Bluetooth) |
| Versió Bluetooth | 5.4 |
| Interval Bluetooth | 10 metres |
| Tipus de controlador d'àudio | Controlador de conducció òssia |
| Mida del controlador d'àudio | 13 mil·límetres |
| Durada de la bateria | 10 hores |
| Temps de càrrega | 1.2 hores |
| Nivell de resistència a l'aigua | IPX5 impermeable |
| Pes de l'article | 22 grams (0.776 unces) |
| Material | Acrilonitril butadiè estirè (ABS), policarbonat (PC) |
| Tipus de control | Control de botons |
| Col·locació de l'orella | Orella oberta |
| Factor de forma | Orella oberta |
Manteniment
To ensure the longevity and optimal performance of your Sanag B21S headphones, follow these maintenance guidelines:
- Neteja: Netegeu els auriculars amb un suau, damp cloth after each use, especially after workouts, to remove sweat and dirt. Do not use harsh chemicals or abrasive materials.
- Assecat: If the headphones get wet, ensure they are completely dry before charging or storing them. Pay special attention to the USB-C charging port, ensuring its protective flap is securely closed when not charging.
- Emmagatzematge: Store the headphones in a cool, dry place away from direct sunlight and extreme temperatures. Avoid bending or twisting the flexible band excessively to prevent damage.
- Càrrega: Use the provided Type-C cable for charging. Avoid using damaged cables or chargers.
Resolució de problemes
If you encounter any issues with your Sanag B21S headphones, try the following solutions:
- Sense energia: Assegureu-vos que els auriculars estiguin completament carregats. Connecteu-los a una font d'alimentació amb el cable tipus C.
- No es pot emparellar: Make sure the headphones are in pairing mode (indicator light flashing). Turn off and on your device's Bluetooth, then try searching again. Ensure the headphones are not already connected to another device.
- Sense so: Check the volume levels on both the headphones and your connected device. Ensure the headphones are properly placed on your cheekbones.
- Qualitat de so baixa: Ensure the headphones are securely positioned. Move closer to your connected device to rule out range issues.
- Problemes de trucades: Ensure the headphones are selected as the audio output for calls on your device. Check for background noise that might affect microphone clarity.
If the issue persists, refer to the official Sanag support channels for further assistance.
Garantia i suport
Sanag products are designed with quality and customer satisfaction in mind. For warranty information, product support, or to explore other Sanag products, please visit the official Sanag Store.
Conserva el comprovant de compra per a qualsevol reclamació de garantia.