Rhagymadrodd
This manual provides comprehensive instructions for the Jesebang Wireless Earbuds YT18. Please read this manual carefully before using the product to ensure proper operation and to maximize your listening experience. Keep this manual for future reference.

Image: Jesebang Wireless Earbuds YT18 in their charging case, showcasing the sleek black design and LED display.
Cynnwys Pecyn
Wrth agor y pecyn, gwiriwch fod yr holl eitemau canlynol wedi'u cynnwys:
- Wireless Earbuds (2 units)
- Fast Charging Case (1 unit)
- Cebl Gwefru Math-C (1 uned)
- Llawlyfr Cyfarwyddiadau (1 uned)
- Meintiau lluosog o flaenau clust (S, M, L)

Delwedd: Drosoddiadview of the product packaging and its contents, including the earbuds, charging case, USB-C cable, and user guide.
Gosod
1. Gwefru Cychwynnol
Before first use, fully charge the earbuds and the charging case. The charging case features a Type-C interface for fast charging.
- Cysylltwch y cebl gwefru Math-C a ddarperir â'r porthladd gwefru ar y cas.
- Cysylltwch ben arall y cebl â ffynhonnell pŵer USB (e.e., addasydd wal, porthladd USB cyfrifiadur).
- The LED digital display on the case will indicate the charging status. A full charge takes approximately 1.5 hours for the case.
- Place the earbuds into the charging case. They will begin charging automatically. The individual earbud battery levels are displayed on the case.

Image: Illustration of the USB-C charging port on the case and the digital LED display showing battery levels for both the case and individual earbuds.

Image: The charging case with its dual LED display, indicating the battery status of both the left and right earbuds, and the charging case itself. This display confirms the 48-hour total playtime capacity.
A single charge provides over 8 hours of playtime for the earbuds, with a total of 48 hours of playtime using the fully charged case.
2. Paru â Dyfais
The earbuds feature one-step auto pairing for convenience.
- Sicrhewch fod y clustffonau wedi'u gwefru.
- Agorwch y cas gwefru a thynnwch y ddau glustffon allan. Byddant yn mynd i mewn i'r modd paru yn awtomatig.
- On your device (smartphone, tablet, computer), activate Bluetooth settings.
- Chwiliwch am dyfeisiau Bluetooth sydd ar gael a dewis "YT18" o'r rhestr.
- Ar ôl cysylltu, bydd neges llais yn cadarnhau paru llwyddiannus.

Image: A visual guide demonstrating the one-step auto pairing process, showing the earbuds and a smartphone screen with "YT18" connected in Bluetooth settings.
Bydd y clustffonau'n ailgysylltu'n awtomatig â'r ddyfais a barwyd ddiwethaf pan gânt eu tynnu o'r cas, os yw Bluetooth wedi'i alluogi ar y ddyfais.
3. Gwisgo'r Clustffonau
For optimal sound quality and comfort, select the correct ear tip size and ensure proper fit.
- Choose the ear tips (S, M, L) that provide a snug and comfortable seal in your ear canal.
- Mewnosodwch y earbud yn eich camlas clust.
- Gently rotate the earbud and adjust the ear hook to rest securely behind your ear.
- Ensure a stable fit, especially during physical activity, to maintain sound quality and prevent them from falling out.

Image: Step-by-step illustration on how to correctly wear the earbuds, including selecting ear tip size and adjusting the ear hook for a stable fit.
Cyfarwyddiadau Gweithredu
1. Rheolaethau Cyffwrdd
The Jesebang YT18 earbuds feature sensitive touch controls on each earbud for easy management of music and calls.
| Swyddogaeth | Gweithred |
|---|---|
| Chwarae/Seibiant Cerddoriaeth | Double-tap (x2) on either earbud |
| Can nesaf | Press and hold (2s) on the Iawn earbud |
| Caniad Blaenorol | Press and hold (2s) on the Chwith earbud |
| Cyfrol i Fyny | Single-tap (x1) on the Iawn earbud |
| Cyfrol Lawr | Single-tap (x1) on the Chwith earbud |
| Ateb/Diwedd Galwad | Single-tap (x1) on either earbud |
| Gwrthod Galwad | Press and hold (2s) on either earbud |
| Activate Cynorthwyydd Llais (Siri, Cynorthwyydd Google) | Triple-tap (x3) on either earbud |

Image: A detailed visual guide to the touch controls for music playback, call management, and voice assistant activation.
2. Technoleg Drosview
The Jesebang YT18 earbuds incorporate advanced technologies for an enhanced audio experience and reliable connectivity.
- Bluetooth 5.3: Equipped with the latest Bluetooth 5.3 technology, these earbuds offer faster transmission speeds, more stable connectivity, and reduced latency, ensuring a seamless audio experience up to 15 meters.
- Sain Ffyddlondeb Uchel: Featuring 13mm large speaker drivers, the earbuds deliver powerful bass, mellow midrange, and clear treble for vivid music reproduction.
- Lleihau Sŵn ENC: Built-in high-quality microphones with ENC (Environmental Noise Cancellation) technology effectively isolate your voice from ambient sounds, providing clear communication during calls.

Image: An illustration detailing the advantages of Bluetooth 5.3 technology, including improved transmission distance, stable signal, and reduced power consumption.

Image: An exploded diagram illustrating the internal components responsible for the earbud's stereo sound quality, including the dynamic unit, 13mm graphene drivers, and composite diaphragms.

Image: A visual representation of the dual microphone setup (Feedforward ENC Mic and Feedback ENC Mic) for effective noise cancellation during calls.
Cynnal a chadw
1. Glanhau
Mae glanhau rheolaidd yn helpu i gynnal perfformiad a hirhoedledd eich clustffonau.
- Defnyddiwch frethyn meddal, sych, heb lint i sychu'r clustffonau a'r cas gwefru.
- Ar gyfer awgrymiadau clust, tynnwch nhw o'r clustffonau a glanhewch gyda thoddiant sebon ysgafn os oes angen, yna rinsiwch yn drylwyr a sychwch yn llwyr cyn eu hailgysylltu.
- Peidiwch â defnyddio glanhawyr neu doddyddion sgraffiniol.
- Gwnewch yn siŵr bod y cysylltiadau gwefru ar y ddau glustffon a'r cas yn lân ac yn rhydd o falurion.
2. Gwrthiant Dŵr (IP7)
The earbuds are rated IP7 waterproof, meaning they are protected against immersion in water up to 1 meter for up to 30 minutes. This makes them suitable for use during workouts and in light rain.
- Do not intentionally submerge the earbuds in water for extended periods or at depths greater than 1 meter.
- Mae'r achos codi tâl yn ddim waterproof. Keep the charging case dry.
- If the earbuds get wet, wipe them dry completely before placing them back into the charging case to prevent damage.

Image: Demonstrates the earbuds' IP7 dust and water resistance, suitable for use during physical activities.
3. Storio
Pan nad ydynt yn cael eu defnyddio, storiwch y clustffonau yn eu cas gwefru i'w hamddiffyn a'u cadw'n wefredig.
- Storiwch mewn lle oer, sych i ffwrdd o dymheredd eithafol.
- Avoid exposing the earbuds or case to direct sunlight for prolonged periods.
Datrys problemau
If you encounter issues with your Jesebang YT18 earbuds, refer to the following common solutions:
Clustffonau Ddim yn Paru nac yn Cysylltu
- Sicrhewch fod y Clustffonau wedi'u Gwefru: Place both earbuds back into the charging case and ensure they are charging.
- Reset Bluetooth Connection:
- On your device, go to Bluetooth settings and "forget" or "unpair" "YT18".
- Diffoddwch Bluetooth ar eich dyfais, yna trowch ef yn ôl ymlaen.
- Remove both earbuds from the charging case and attempt to pair again.
- Ailgychwyn Dyfais: Sometimes, restarting your phone or computer can resolve connectivity issues.
Dim Sain na Chyfaint Isel
- Check Volume Levels: Ensure the volume on both your device and the earbuds is turned up.
- Ffit Priodol: Make sure the earbuds are properly seated in your ears and that you are using the correct size ear tips for a good seal.
- Clustffonau Glân: Check for any earwax or debris blocking the speaker mesh and clean carefully.
- Ail-baru: Rhowch gynnig ar ddad-baru ac ail-baru'r clustffonau â'ch dyfais.
Un Earbud Ddim yn Gweithio
- Check Charge: Ensure both earbuds are charged. Place them back in the case and check the individual battery indicators.
- Cysylltiadau Glan: Clean the charging contacts on both the earbud and inside the charging case.
- Ail gychwyn: Place both earbuds back into the charging case, close the lid, wait a few seconds, then open and remove them again. This can sometimes reset their connection.
Manylebau
| Nodwedd | Manylyn |
|---|---|
| Enw Model | YT18 |
| Technoleg Cysylltedd | Di-wifr (Bluetooth 5.3) |
| Clustffonau Jack | Dim Jack |
| Lleoliad Clust | In Ear (with EarHooks) |
| Dull Rheoli | Cyffwrdd |
| Lefel Gwrthsefyll Dŵr | IP7 dal dŵr |
| Battery Average Life (Earbuds) | 8 awr (un tâl) |
| Cyfanswm Amser Chwarae (gyda Chas Gwefru) | Hyd at 48 awr |
| Amser Codi Tâl | Approx. 1.5 hours (for case) |
| Rhyngwyneb Codi Tâl | Math-C |
| Pellter Gweithredu Uchaf | 15 o Fesurau |
| Amrediad Amrediad | 20 Hz - 20,000 Hz |
| Rheoli Sŵn | Ynysu Sain (ENC ar gyfer galwadau) |
| Deunydd | Plastig |
| Dimensiynau Cynnyrch | 8.5 x 6 x 2.6 cm (case); 130 g |
| Gwneuthurwr | Jesebang |

Image: Detailed dimensions of the earbuds and their charging case.

Image: A close-up of the product packaging displaying key technical parameters and certifications.
Gwarant a Chefnogaeth
For warranty information or technical support, please contact Jesebang customer service. Refer to the product packaging or the official Jesebang websafle am fanylion cyswllt.
The product is manufactured by Jesebang.

Image: Back of the product box displaying regulatory compliance marks such as FCC ID, UKCA, CE, and RoHS.

Image: Side of the product box providing contact information for UK and EC representatives for regulatory compliance.


