1. Inleiding
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. Pakketinhoud
Verifieer dat al die items wat hieronder gelys word, in jou pakket ingesluit is:
- Wireless Lavalier Microphone (1)
- Stem Ampverligter (1)
- USB Type-C Charging Cable (1)
- Gebruikershandleiding (1)

Image 2.1: Contents of the voijump DT623 package, showing the voice amplifier, lavalier microphone, and charging cable.
3. Produk verbyview
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 Sleutelkenmerke
- Omnidirectional Sound Reception: Vang klank van alle rigtings af.
- Intelligente geraasvermindering: Built-in chips reduce ambient noise for clear audio.
- Outomatiese verbinding: Simple pairing between microphone and amplewendiger.
- Lang batterylewe: Extended operation time on a single charge.
- Liggewig en draagbaar: 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. Opstelling en paring
Follow these steps to set up and pair your voijump DT623 system:
- Step 1: Turn on the Amplewendiger. 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 amplifikasie.
- 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.
- Step 3: Automatic Pairing. Die 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. Bedryfsinstruksies
5.1 Basiese werking
- 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 amplewendiger.
5.2 Wearing the Microphone and Amplewendiger
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.

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

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. Laai en batterylewe
The voijump DT623 system is equipped with rechargeable batteries for both the ampverligter en die mikrofoon.
- Stem Amplewendiger: Built-in 2200mAh rechargeable battery. Offers 10-12 hours of amplification on a full charge. Charging time is approximately 3-4 hours.
- Draadlose mikrofoon: 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. Onderhoud
- Hou die toestel droog. Moenie dit aan reën of vog blootstel nie.
- Maak die toestel skoon met 'n sagte, droë lap. Moenie harde chemikalieë of skuurmiddels gebruik nie.
- Berg die toestel op 'n koel, droë plek wanneer dit nie gebruik word nie.
- Vermy om die toestel te laat val of aan sterk impakte te onderwerp.
8. Probleemoplossing
If you encounter issues with your voijump DT623 system, refer to the following common problems and solutions:
| Probleem | Moontlike oorsaak | Oplossing |
|---|---|---|
| Geen klank of lae volume nie | 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. | Increase distance between microphone and amplifier. Reduce volume. Adjust microphone placement. |
| Onderbroke verbinding of statiese | Buite bereik, interferensie, lae battery. | Ensure devices are within 20 meters. Avoid strong electromagnetic interference. Charge both devices. |
| Toestel laai nie | Faulty cable, power adapter, or port. | Try a different USB Type-C cable and power adapter. Ensure the charging port is clean and undamaged. |
9. Spesifikasies
| Kenmerk | Spesifikasie |
|---|---|
| Modelnommer | DT623 |
| Kragbron | Battery aangedrewe |
| Verbindingstegnologie | Draadloos |
| Draadlose transmissieafstand | Tot 20 meter |
| Amplifier Battery Capacity | 2200mAh |
| Amplifier Usage Time | 10-12 uur |
| Amplifier Charging Time | 3-4 uur |
| Microphone Usage Time | 6-8 uur |
| Mikrofoon Laaityd | 1-1.5 uur |
| Connector Tipe | USB Type-C (Charging), 3.5mm (Audio Input) |
| Materiaal | Plastiek |
| Item Weight (Amplewendiger) | Ongeveer 0.3 kilogram (10.5 onse) |
| Oudio-invoer | Draadlose mikrofoon |
| Aantal kanale | 2 |
10. Veiligheidsinligting
- Moenie probeer om die toestel uitmekaar te haal of te wysig nie. Dit kan die waarborg ongeldig maak en skade veroorsaak.
- Hou die toestel weg van uiterste temperature, direkte sonlig en oop vlamme.
- Moenie die toestel in water of ander vloeistowwe dompel nie.
- Gebruik slegs die meegeleverde laaikabel of 'n gesertifiseerde ekwivalent.
- Hou buite bereik van kinders.
11. Amptelike Produkvideo
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. Waarborg en Ondersteuning
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.