1. Introducció
Thank you for choosing the Jesebang YT18 Bluetooth Wireless In-Ear Headphones. This manual provides detailed instructions on how to set up, operate, and maintain your new headphones to ensure optimal performance and longevity.
Contingut del paquet
- 1 x manual d'instruccions
- 3 x Silicone Ear Plugs (S/M/L)
- 2 x YT18 Headphones (Left and Right Earbuds)
- 1 x cable de càrrega USB-C
- 1 x Portable Charging Box

Image 1.1: The Jesebang YT18 headphones with their charging case, showcasing the beige color and in-ear design with ear hooks.
2. Configuració i ús inicial
2.1 Càrrega dels auriculars i l'estoig
Before first use, fully charge the headphones and the charging case. The charging case has a 400 mAh capacity and provides approximately 40 hours of additional playtime, contributing to a total playtime of up to 48 hours with the earbuds.
- Place the YT18 headphones into the charging case. Ensure they are correctly seated to make contact with the charging pins.
- Connecteu el cable de càrrega USB-C al port de càrrega de la carcassa i l'altre extrem a una font d'alimentació USB (per exemple, un ordinador, un adaptador de paret).
- The LED display on the charging case will indicate the charging status. A full charge is indicated when the display shows 100% for the case and the earbud indicators are full.

Image 2.1: The Jesebang YT18 headphones inside their charging case, showing the digital power display for both earbuds and the case.
2.2 Emparellament amb un dispositiu Bluetooth
The YT18 headphones feature one-step auto pairing for convenience, utilizing advanced Bluetooth 5.3 technology for a stable and efficient connection.
- Assegureu-vos que el Bluetooth estigui activat al vostre dispositiu (per exemple, telèfon intel·ligent, tauleta, ordinador).
- Obre l'estoig de càrrega i treu els dos auriculars. Entraran automàticament en mode d'emparellament.
- Al dispositiu, aneu a la configuració de Bluetooth i cerqueu els dispositius disponibles.
- Select "YT18" from the list to connect. Once connected, a voice prompt will confirm the successful pairing.
- The headphones will automatically reconnect to the last paired device when removed from the case, if Bluetooth is active on the device.

Image 2.2: A visual representation of the Jesebang YT18 headphones connecting to a smartphone via Bluetooth settings, showing "YT18" as a discoverable device.

Image 2.3: An illustration highlighting the benefits of Bluetooth 5.3 technology, including improved transmission distance, stable signal, and reduced power consumption for the YT18 headphones.
3. Instruccions de funcionament
3.1 Controls tàctils
The YT18 headphones feature intuitive touch controls on each earbud for managing audio and calls.
| Acció | Auricular esquerre | Auricular dret |
|---|---|---|
| Reproducció/pausa de música | Un sol toc | Un sol toc |
| Pista següent | Fes doble toc | Fes doble toc |
| Pista anterior | Toca tres vegades | Toca tres vegades |
| Respondre/Finalitzar la trucada | Un sol toc | Un sol toc |
| Rebutja la trucada | Mantén premut (2s) | Mantén premut (2s) |
| Activa l'Assistent de veu | Mantén premut (3s) | Mantén premut (3s) |
3.2 Sound Quality and Noise Cancellation
The YT18 headphones are engineered with 14.2mm bi-directional dynamic speakers to deliver powerful, deep bass and crystal-clear treble, providing a balanced audio experience. They feature dual microphones and cVc noise cancellation technology, which reduces background noise by up to 98% for clear calls and immersive listening.

Imatge 3.1: Una explosió view diagram illustrating the internal components of the Jesebang YT18 earbud, highlighting the dynamic unit, Graphene drivers, and composite diaphragms for superior sound quality.

Imatge 3.2: Una imatge detallada view of the Jesebang YT18 earbud, pointing out the locations of the feedforward and feedback ENC microphones for effective noise cancellation.
4. Manteniment i cura
4.1 Neteja
- Netegeu regularment els auriculars, especialment les puntes i els contactes de càrrega, amb un drap suau, sec i sense borrissol.
- No utilitzeu netejadors abrasius, alcohol ni dissolvents químics.
- Assegureu-vos que no entri humitat al port de càrrega ni a les reixetes dels altaveus.
4.2 Resistència a l'aigua i la suor
The YT18 headphones are rated IPX7 waterproof, making them resistant to splashes and sweat. This makes them suitable for workouts and outdoor activities. However, they are not designed for swimming or submersion in water.
- Do not intentionally submerge the headphones in water.
- After exposure to sweat or water, wipe the headphones dry before placing them back in the charging case to prevent damage to the charging contacts.

Image 4.1: Two individuals engaged in exercise, demonstrating the Jesebang YT18 headphones' waterproof and sweat-resistant capabilities during physical activity.
4.3 Emmagatzematge
Store the headphones in their charging case when not in use to protect them from dust, damage, and to keep them charged.
5. Solució De Problemes
If you encounter issues with your Jesebang YT18 headphones, refer to the following common solutions:
5.1 Problemes d'aparellament
- Els auriculars no apareixen a la llista de Bluetooth: Ensure the headphones are fully charged and removed from the case. Turn off and on your device's Bluetooth.
- Cannot connect: Forget "YT18" from your device's Bluetooth settings and try pairing again from scratch. Ensure no other devices are connected to the headphones.
5.2 Sense so o volum baix
- Sense so: Check if the headphones are properly connected to your device. Ensure the volume on both the headphones and your device is turned up.
- Sound only from one earbud: Torna a col·locar els dos auriculars a l'estoig de càrrega, tanca la tapa, espera uns segons i torna'ls a treure. Sovint això els torna a sincronitzar.
5.3 Problemes de càrrega
- Els auriculars no es carreguen: Ensure the charging contacts on both the earbuds and inside the case are clean and free of debris. Try a different USB-C cable or power adapter.
- La caixa de càrrega no es carrega: Verify the USB-C cable and power source are working.
6. Especificacions
Detailed technical specifications for the Jesebang YT18 Bluetooth Wireless In-Ear Headphones:
| Característica | Detall |
|---|---|
| Nom del model | YT18 |
| Tecnologia de connectivitat | Sense fil (Bluetooth) |
| Versió Bluetooth | 5.3 |
| Interval Bluetooth | Fins a 15 metres |
| Mida del controlador d'àudio | 14.2 Mil·límetres |
| Interval de freqüència | 20 Hz - 20,000 Hz |
| Durada de la bateria (auriculars) | 8 hores (una sola càrrega) |
| Capacitat de la bateria de la maleta de transport | 400 milionsamp Hores |
| Temps de joc total amb estoig | Fins a 48 hores |
| Tipus de control | Control tàctil |
| Nivell de resistència a l'aigua | IPX7 impermeable |
| Micròfon | Built-In, Stereo (ENC Noise Cancellation) |
| Pes de l'article (auriculars) | 35 grams |
| Dimensions del producte | 10 x 8 x 3 cm (estoig de càrrega) |
| Dispositius compatibles | Mobile Phones, Computers, Notebooks, Bluetooth 5.4 Devices |
7. Garantia i Suport
Jesebang products are manufactured with high quality standards. While specific warranty details are not provided in this manual, please retain your proof of purchase for any warranty claims.
For technical support, troubleshooting assistance, or inquiries regarding your Jesebang YT18 headphones, please contact the retailer or the manufacturer's customer service channel where you purchased the product.
For more information, you may visit the official Jesebang weblloc web o contacteu directament amb el seu equip d'assistència.


