1. Rhagymadrodd
Thank you for choosing the LEVN CT003 Bluetooth Headset. This headset is designed for clear communication and comfortable wear, featuring advanced AI noise cancellation, Bluetooth 5.3 connectivity, and extended battery life. This manual provides essential information for setting up, operating, and maintaining your headset.
2. Beth sydd yn y Bocs
- LEVN CT003 Wireless Headset with Microphone
- Cebl Codi Tâl USB Math-C
- Llawlyfr Defnyddiwr

Image: The LEVN CT003 Bluetooth Headset shown with its retail box and charging stand.
3. Nodweddion Cynnyrch
- AI-Powered Acoustic Clarity: Equipped with AI noise-cancellation technology, this headset intelligently adapts to various environments, blocking out up to 99% of background noise for clear communication.
- Perfformiad Batri Estynedig: A high-efficiency battery provides up to 60 hours of standby time and approximately 8 hours of uninterrupted talk time.
- Next-Generation Bluetooth 5.3 Connectivity: Ensures an ultra-fast and stable connection with a range of up to 49 feet (15 meters).
- Cysylltiad Dyfais Ddeuol: Pair with two devices simultaneously, allowing seamless switching between work calls and personal audio.
- Cysur Trwy'r Dydd: Features memory foam ear pads, an adjustable headband, and a 270° swivel microphone for a personalized and comfortable fit during long sessions.
- Rheolaethau sythweledol: Multi-functional button (MFB) for call and music management, and a dedicated mute function activated by a simple double-click.

Image: Visual representation of AI Environmental Noise Cancellation, showing a noisy waveform before and a clean waveform after processing.

Image: A graphic highlighting the 60-hour working time, 2-hour charging time, and 49ft operation range of the headset.

Image: The headset positioned between a laptop and a smartphone, illustrating its ability to connect to two devices simultaneously using Bluetooth 5.3.

Image: A person wearing the headset, with insets demonstrating the adjustable headband, rotatable earmuffs, and 270-degree rotatable microphone for comfort.
4. Gosod
4.1 Gwefru'r Clustffon
Before first use, fully charge the headset. Connect the provided USB Type-C cable to the charging port on the headset and the other end to a USB power source (e.g., computer, wall adapter). The LED indicator will show charging status and turn off or change color when fully charged.
4.2 Pweru Ymlaen/Diffodd
- Pŵer Ymlaen: Press and hold the Multi-functional Button (MFB) for approximately 3 seconds until the LED indicator flashes.
- Pwer i ffwrdd: Press and hold the MFB for approximately 5 seconds until the LED indicator turns off.
4.3 Pâr Bluetooth
- Sicrhewch fod y headset wedi'i bweru i ffwrdd.
- Press and hold the MFB for about 5-7 seconds until the LED indicator flashes red and blue alternately, indicating pairing mode.
- Ar eich dyfais (ffôn clyfar, cyfrifiadur, ac ati), galluogwch Bluetooth a chwiliwch am ddyfeisiau sydd ar gael.
- Select "LEVN CT003" from the list of devices.
- Ar ôl ei gysylltu, bydd y dangosydd LED yn fflachio'n las yn araf.
The headset supports dual device connection. After connecting to the first device, put the headset back into pairing mode and connect to the second device. The headset will automatically connect to both devices when powered on.
5. Cyfarwyddiadau Gweithredu
5.1 Rheolaeth Drosview

Delwedd: Manwl view of the headset highlighting the location and function of the Volume buttons, Multi-functional Button (MFB), and Mute Button.
- Multi-functional Button (MFB):
- Single click: Play/Pause music.
- Short press (1 second): Answer/End a call.
- Long press (2 seconds): Reject a call.
- Botymau Cyfaint (+/-):
- Short press: Adjust volume up or down.
- Botwm Munud:
- Double-click: Mute/Unmute the microphone during a call.
5.2 Addasiad Meicroffon
The microphone arm can be rotated 270° to position it optimally for your voice or to wear the headset on either ear. Adjust the microphone close to your mouth for best voice pickup.
6. cynnal
- Clean the headset regularly with a soft, dry cloth.
- Avoid exposing the headset to extreme temperatures, moisture, or corrosive substances.
- Do not attempt to disassemble or modify the headset, as this will void the warranty.
- Storiwch y clustffon mewn lle oer, sych pan nad yw'n cael ei ddefnyddio.
7. Datrys Problemau
| Mater | Ateb Posibl |
|---|---|
| Nid yw clustffon yn pweru ymlaen | Ensure the headset is fully charged. Press and hold the MFB for 3 seconds. |
| Methu paru â dyfais | Ensure the headset is in pairing mode (red and blue flashing LED). Turn off and on Bluetooth on your device. Clear previous Bluetooth connections on your device. |
| Dim sain neu ansawdd sain gwael | Check device volume and headset volume. Ensure the headset is within the 49ft operating range. Re-pair the headset. |
| Meicroffon ddim yn gweithio | Ensure the microphone is not muted (double-click the mute button). Check microphone settings on your connected device. |
| Cysylltiad ysbeidiol | Move closer to your connected device. Avoid strong electromagnetic interference (e.g., microwaves). |
8. manylebau
| Nodwedd | Manylyn |
|---|---|
| Enw Model | CT003 |
| Technoleg Cysylltedd | Diwifr (Bluetooth) |
| Fersiwn Bluetooth | 5.3 |
| Amrediad Bluetooth | 49 troedfedd (15 metr) |
| Bywyd Batri (Amser Siarad) | Hyd at 8 awr |
| Bywyd batri (wrth gefn) | 60 Awr |
| Rheoli Sŵn | Active Noise Cancellation (AI-powered) |
| Lleoliad Clust | Ar Glust |
| Meicroffon | 270° Rotatable |
| Cydrannau wedi'u Cynnwys | Wireless headset with mic, Type-C cable |
| Pwysau Eitem | 8.4 owns (0.24 cilogram) |
| Dimensiynau Cynnyrch | 7.09 x 5.91 x 9.65 modfedd |
9. Gwarant a Chefnogaeth
For warranty information and technical support, please refer to the documentation included with your product or visit the official LEVN websafle. Cadwch eich derbynneb prynu ar gyfer hawliadau gwarant.





