1. Introduktion
Thank you for choosing the voijump DT623 Wireless Voice Amplifier with Lavalier Microphone. This device is designed to provide clear and amplified sound for various applications, including teaching, public speaking, meetings, and fitness instruction. Please read this manual carefully to ensure proper use and maintenance of your device.
2. Paketets innehåll
Kontrollera att alla artiklar som listas nedan ingår i ditt paket:
- Wireless Lavalier Microphone (1)
- Röst Ampförstärkare (1)
- USB Typ-C Laddningskabel (1)
- Användarmanual (1)

Image 2.1: Contents of the voijump DT623 package, showing the voice amplifier, lavalier microphone, and charging cable.
3. Produkt överview
The voijump DT623 system consists of a portable voice amplifier and a wireless lavalier microphone. The amplifier features a compact design with a speaker grille, control buttons, and a clip for attachment. The lavalier microphone is small, lightweight, and designed for discreet wear.
3.1 Nyckelfunktioner
- Omnidirectional Sound Reception: Fångar ljud från alla håll.
- Intelligent brusreducering: Built-in chips reduce ambient noise for clear audio.
- Automatisk anslutning: Simple pairing between microphone and amplivligare.
- Lång batteritid: Extended operation time on a single charge.
- Lätt och bärbar: Easy to carry and wear.
- Wired Headphone Support: Includes a 3.5mm port for wired audio input.

Image 3.1: Illustration of the voice amplifier's internal acoustic technology, highlighting its ability to project sound clearly over a large area.

Image 3.2: Close-up of the lavalier microphone, emphasizing its 360-degree omnidirectional sound reception capability.
4. Installation och parkoppling
Follow these steps to set up and pair your voijump DT623 system:
- Step 1: Turn on the Amplivligare. Locate the knob switch on the voice amplifier. Turn it to the "ON" position. A green indicator light will flash, indicating it is ready for pairing. You can also slide the knob switch to adjust the volume of the voice amplifiering.
- Step 2: Turn on the Microphone. Short press the power button on the lavalier microphone for 2 seconds. The indicator light on the microphone will illuminate.
- Steg 3: Automatisk parkoppling. De amplifier and microphone will automatically pair. Once successfully paired, the receiving end light on the amplifier will remain steadily on. Clip the microphone in an appropriate position for use.

Image 4.1: Visual guide demonstrating the three steps to turn on and pair the voice amplifier and lavalier microphone.

Image 4.2: Close-up images illustrating the amplifier's knob switch, the microphone's power button, and the clip for wearing.
5. Bruksanvisning
5.1 Grundläggande användning
- After successful pairing, speak into the lavalier microphone. Your voice will be amplified through the portable speaker.
- Adjust the volume using the knob switch on the side of the voice amplivligare.
5.2 Wearing the Microphone and Amplivligare
The lavalier microphone is designed to be clipped onto your clothing, close to your mouth, for optimal sound capture. The voice amplifier can be clipped onto your clothes or pants, or worn around your waist using the included strap, ensuring comfort and portability.

Bild 5.1: Examples of the voice amplifier and microphone being used by teachers, presenters, and fitness instructors, demonstrating various wearing styles.
5.3 Wired Headphone Support
Rösten amplifier also supports wired headphones. You can plug an external microphone or headphones into the 3.5mm port located on the top of the amplivligare.

Image 5.2: Close-up of the voice amplifier highlighting the 3.5mm port for connecting wired headphones or an external wired microphone.

Image 5.3: Illustration demonstrating the flexibility of the system to support both wireless and wired microphone connections.
6. Laddning och batteritid
The voijump DT623 system is equipped with rechargeable batteries for both the amplifier och mikrofon.
- Röst Amplivligare: Built-in 2200mAh rechargeable battery. Offers 10-12 hours of amplification on a full charge. Charging time is approximately 3-4 hours.
- Trådlös mikrofon: Offers 6-8 hours of usage time on a full charge. Charging time is approximately 1-1.5 hours.
Use the provided USB Type-C charging cable to charge both devices. Connect the cable to a standard USB power adapter (not included).

Image 6.1: Visual representation of the battery life for both the microphone (8 hours) and the amplifier (10 hours).

Image 6.2: Infographic detailing the battery capacity, amplification time, charging time, and working time for both devices.
7. Underhåll
- Förvara enheten torr. Utsätt den inte för regn eller fukt.
- Rengör enheten med en mjuk, torr trasa. Använd inte starka kemikalier eller slipande rengöringsmedel.
- Förvara enheten på en sval, torr plats när den inte används.
- Undvik att tappa eller utsätta enheten för kraftiga stötar.
8. Felsökning
If you encounter issues with your voijump DT623 system, refer to the following common problems and solutions:
| Problem | Möjlig orsak | Lösning |
|---|---|---|
| Inget ljud eller låg volym | Not powered on, not paired, low battery, volume too low. | Ensure both devices are powered on. Re-pair if necessary (turn off and on again). Charge both devices. Increase volume using the amplifier's knob. |
| Echo or feedback | Microphone too close to the speaker, high volume in a small space. | Öka avståndet mellan mikrofonen och amplifier. Reduce volume. Adjust microphone placement. |
| Intermittent connection or static | Utom räckhåll, störningar, låg batterinivå. | Ensure devices are within 20 meters. Avoid strong electromagnetic interference. Charge both devices. |
| Enheten laddas inte | Felaktig kabel, nätadapter eller port. | Try a different USB Type-C cable and power adapter. Ensure the charging port is clean and undamaged. |
9. Specifikationer
| Särdrag | Specifikation |
|---|---|
| Modellnummer | DT623 |
| Strömkälla | Batteridriven |
| Anslutningsteknik | Trådlös |
| Trådlös överföringsavstånd | Upp till 20 meter |
| AmpLifier Batterikapacitet | 2200 mAh |
| Amplifier Usage Time | 10-12 timmar |
| AmpLaddningstid för bärlina | 3-4 timmar |
| Mikrofonens användningstid | 6-8 timmar |
| Mikrofonens laddningstid | 1-1.5 timmar |
| Anslutningstyp | USB Type-C (Charging), 3.5mm (Audio Input) |
| Material | Plast |
| Item Weight (Amplivligare) | Cirka 0.3 kilogram (10.5 uns) |
| Ljudingång | Trådlös mikrofon |
| Antal kanaler | 2 |
10. Säkerhetsinformation
- Försök inte att ta isär eller modifiera enheten. Detta kan ogiltigförklara garantin och orsaka skador.
- Håll enheten borta från extrema temperaturer, direkt solljus och öppen låga.
- Sänk inte ner enheten i vatten eller andra vätskor.
- Använd endast den medföljande laddningskabeln eller en certifierad motsvarande kabel.
- Förvaras utom räckhåll för barn.
11. Officiell produktvideo
For a visual guide on the product's features and usage, please watch the official video below:
Video 11.1: Official product video demonstrating the voijump Wireless Voice Amplifier with Wireless Lavalier Microphone, including setup and usage examples.
12. Garanti och support
voijump provides 24-hour online support for any questions or issues you may encounter. Please refer to your purchase documentation for specific warranty details. For assistance, contact our customer service team.