Caymuller DT628
Caymuller Bluetooth Headset User Manual
Model: DT628
Indledning
Thank you for choosing the Caymuller Bluetooth Headset. This headset is designed to provide clear audio and reliable wireless communication, featuring Bluetooth 5.1, advanced noise cancellation, and multi-point connectivity. It is ideal for various applications including phone calls, online meetings, and music listening, offering comfort for extended wear.
Hvad er der i æsken
- Caymuller Bluetooth Headset (1 unit)
- USB-opladningskabel (1 enhed)
- Brugervejledning (dette dokument)
Produkt overview

Figure 1: Caymuller Bluetooth Headset. This image shows the overall design of the headset, including the earcup, headband, and microphone boom.

Figure 2: Headset Controls. This image highlights the location of the LED indicator, Volume Up button, Volume Down button, and the Multi-Functional Button on the earcup.

Figure 3: 330° Rotatable Microphone. This image illustrates the microphone's ability to rotate, allowing it to be worn on either the left or right ear.
Opsætning
1. Opladning af headsettet
Before first use, fully charge the headset. Connect the provided USB charging cable to the headset's charging port and the other end to a USB power source (e.g., computer USB port, wall adapter). The LED indicator will show charging status. A full charge takes approximately 2 hours.
The headset provides up to 12 hours of continuous talk time and 160 hours of standby time on a single charge.

Figure 4: Battery Life. This image visually represents the headset's long battery life, indicating up to 12 hours of use.
2. Tænd/sluk
- Tænd: Press and hold the Multi-Functional Button for approximately 3 seconds until the LED indicator flashes blue.
- Sluk: Press and hold the Multi-Functional Button for approximately 3 seconds until the LED indicator flashes red and then turns off.
3. Bluetooth-parring
- Sørg for, at headsettet er slukket.
- Press and hold the Multi-Functional Button for 5-7 seconds until the LED indicator flashes red and blue alternately. This indicates the headset is in pairing mode.
- Aktiver Bluetooth på din enhed (smartphone, tablet, bærbar computer), og søg efter tilgængelige enheder.
- Select "Caymuller DT628" (or similar name) from the list of found devices.
- Once connected, the LED indicator on the headset will slowly flash blue.

Figure 5: Device Compatibility. This image shows the headset's compatibility with various operating systems and device types, including iOS, Android, computers, and tablets.
4. Flerpunktsforbindelse
The headset supports connecting to two Bluetooth devices simultaneously. This allows you to seamlessly switch between calls or audio from different devices.
- Pair the headset with the first device as described in "Bluetooth Pairing".
- Deaktiver Bluetooth på den første enhed.
- Sæt headsettet tilbage i parringstilstand, og par det med den anden enhed.
- Once the second device is connected, re-enable Bluetooth on the first device. The headset should automatically connect to both devices.

Figure 6: Multi-Point Connection. This image demonstrates the headset's ability to connect to two separate Bluetooth devices at the same time.
Betjeningsvejledning
Opkaldskontrol
- Besvar/afslut opkald: Press the Multi-Functional Button once.
- Afvis opkald: Press and hold the Multi-Functional Button for approximately 2 seconds.
- Slå mikrofon til/fra: Press the "Volume +" and "Volume -" buttons simultaneously.
Lydstyrkekontrol
- Forøg lydstyrke: Tryk på knappen "Lydstyrke +".
- Skru ned for lydstyrken: Tryk på knappen "Lydstyrke -".
Musikafspilning
- Afspil/pause: Press the Multi-Functional Button once.
Stemmeassistent (Siri/Google Assistent)
- Aktiver: Press the Multi-Functional Button twice quickly.
Iført headsettet
The headset is designed for comfortable wear over extended periods. The microphone boom can rotate 330 degrees, allowing you to wear the headset on either your right or left ear according to your preference. Adjust the headband for a secure and comfortable fit.

Figure 7: In-Car Use. This image shows the headset being used by individuals in a car, emphasizing its suitability for mobile communication.

Figure 8: Versatile Applications. This collage illustrates various scenarios where the headset can be effectively used, such as video calls, driving, Zoom meetings, and call center environments.
Opretholdelse
- Rensning: Brug en blød, tør klud til at rengøre headsettet. Brug ikke slibende rengøringsmidler eller opløsningsmidler.
- Opbevaring: Opbevar headsettet et køligt, tørt sted væk fra direkte sollys og ekstreme temperaturer.
- Batteripleje: For at forlænge batteriets levetid bør du undgå at aflade headsettet helt ofte. Oplad det regelmæssigt, selvom det ikke er i brug i længere perioder.
- Vandtæthed: The headset has a waterproof rating, but avoid submerging it in water or exposing it to heavy rain.
Fejlfinding
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Headsettet tænder ikke. | Lavt batteri. | Oplad headsettet i mindst 2 time. |
| Kan ikke parres med enheden. | Headset not in pairing mode; Bluetooth off on device; too far from device. | Sørg for, at headsettet er i parringstilstand (blinker rødt/blåt). Slå Bluetooth til på din enhed. Flyt headsettet tættere på enheden (inden for 10 meter). |
| Ingen lyd eller dårlig lydkvalitet. | Lydstyrken er for lav; headsettet er ikke tilsluttet; interferens. | Increase volume on headset and device. Reconnect the headset. Move away from other wireless devices. |
| Mikrofon virker ikke. | Microphone muted; incorrect audio input selected on device. | Press Volume + and Volume - simultaneously to unmute. Check device audio settings to ensure Caymuller headset is selected as input. |
| Multi-point connection issues. | Incorrect pairing sequence. | Follow the multi-point connection steps carefully. Ensure Bluetooth is re-enabled on the first device after pairing the second. |
Nulstilling af headsettet
If you experience persistent issues, you may try resetting the headset. Consult the manufacturer's website or customer support for specific reset instructions, as this can vary by model.
Specifikationer
| Feature | Detalje |
|---|---|
| Modelnavn | Trådløst Bluetooth-headset |
| Forbindelsesteknologi | Trådløs (Bluetooth) |
| Bluetooth version | 5.1 |
| Bluetooth rækkevidde | 10 meter (33 fod) |
| Ørestykke form | On Ear |
| Støjkontrol | Aktiv støjreduktion (mikrofon) |
| Batterilevetid (taletid) | Op til 12 timer |
| Standby tid | 160 timer |
| Opladningstid | 2 timer |
| Varens vægt | 41 gram (1.45 ounce) |
| Produktdimensioner | 1.97 x 1.57 x 1.18 tommer |
| Materiale | Plast |
| Vandmodstandsniveau | Vandtæt |
| Kompatible enheder | Mobiltelefoner, tablets, bærbare computere |
| Kontroltype | Opkaldskontrol, berøring |
Garanti og support
This Caymuller Bluetooth Headset comes with an 18 MÅNEDERS GARANTI. For any product-related inquiries, technical support, or warranty claims, please contact our customer service. We offer 24 HOURS friendly customer online service at hjælpe dig.
Please refer to your purchase documentation or the official Caymuller webwebstedet for specifikke kontaktoplysninger.