1. Introduktion
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.
Pakkens indhold
- 1 x brugsanvisning
- 3 x Silicone Ear Plugs (S/M/L)
- 2 x YT18 Headphones (Left and Right Earbuds)
- 1 x USB-C opladningskabel
- 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. Opsætning og første brug
2.1 Opladning af hovedtelefoner og etuiet
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.
- Tilslut USB-C-opladerkablet til opladningsporten på etuiet, og den anden ende til en USB-strømkilde (f.eks. computer, vægadapter).
- 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 Parring med en Bluetooth-enhed
The YT18 headphones feature one-step auto pairing for convenience, utilizing advanced Bluetooth 5.3 technology for a stable and efficient connection.
- Ensure Bluetooth is enabled on your device (e.g., smartphone, tablet, computer).
- Åbn opladningsetuiet, og fjern begge ørepropper. De vil automatisk gå i parringstilstand.
- Gå til Bluetooth-indstillinger på din enhed og søg efter tilgængelige enheder.
- 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. Betjeningsvejledning
3.1 Tryk på kontrolelementer
The YT18 headphones feature intuitive touch controls on each earbud for managing audio and calls.
| Handling | Venstre øretelefon | Højre ørepropper |
|---|---|---|
| Afspil/pause musik | Enkelt tryk | Enkelt tryk |
| Næste spor | Dobbelttryk | Dobbelttryk |
| Forrige spor | Tredobbelt tryk | Tredobbelt tryk |
| Besvar/afslut opkald | Enkelt tryk | Enkelt tryk |
| Afvis opkald | Tryk og hold (2s) | Tryk og hold (2s) |
| Aktiver Voice Assistant | Tryk og hold (3s) | Tryk og hold (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.

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

Billede 3.2: En detaljeret view of the Jesebang YT18 earbud, pointing out the locations of the feedforward and feedback ENC microphones for effective noise cancellation.
4. Vedligeholdelse og pleje
4.1 Rengøring
- Rengør regelmæssigt ørepropperne, især ørepropperne og opladningskontakterne, med en blød, tør og fnugfri klud.
- Brug ikke slibende rengøringsmidler, alkohol eller kemiske opløsningsmidler.
- Sørg for, at der ikke trænger fugt ind i opladningsporten eller højttalergitrene.
4.2 Vand- og svedafvisende
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 Opbevaring
Store the headphones in their charging case when not in use to protect them from dust, damage, and to keep them charged.
5. Fejlfinding
If you encounter issues with your Jesebang YT18 headphones, refer to the following common solutions:
5.1 Parringsproblemer
- Headphones not appearing in Bluetooth list: Ensure the headphones are fully charged and removed from the case. Turn off and on your device's Bluetooth.
- Kan ikke oprette forbindelse: 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 Ingen lyd eller lav lydstyrke
- Ingen lyd: 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: Sæt begge ørepropper tilbage i opladningsetuiet, luk låget, vent et par sekunder, og tag dem derefter ud igen. Dette synkroniserer dem ofte igen.
5.3 Opladningsproblemer
- Headphones not charging: 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.
- Opladeretuiet oplader ikke: Verify the USB-C cable and power source are working.
6. Specifikationer
Detailed technical specifications for the Jesebang YT18 Bluetooth Wireless In-Ear Headphones:
| Feature | Detalje |
|---|---|
| Modelnavn | YT18 |
| Forbindelsesteknologi | Trådløs (Bluetooth) |
| Bluetooth version | 5.3 |
| Bluetooth rækkevidde | Op til 15 meter |
| Audio driver størrelse | 14.2 millimeter |
| Frekvensområde | 20Hz - 20,000Hz |
| Batterilevetid (ørepropper) | 8 timer (enkelt opladning) |
| Bæretaske Batterikapacitet | 400 mioamp Timer |
| Samlet spilletid med etui | Op til 48 timer |
| Kontroltype | Tryk på kontrol |
| Vandmodstandsniveau | IPX7 vandtæt |
| Mikrofon | Built-In, Stereo (ENC Noise Cancellation) |
| Vægt (ørepropper) | 35 gram |
| Produktdimensioner | 10 x 8 x 3 cm (opladeretui) |
| Kompatible enheder | Mobile Phones, Computers, Notebooks, Bluetooth 5.4 Devices |
7. Garanti og support
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 webwebstedet eller kontakt deres supportteam direkte.


