QTX Mini Desktop USB Microphone – MDU-40
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QTX Mini Desktop USB Microphone – MDU-40
Desktop microphone with detachable stand for clear and controllable voice input to a computer. Fitted with a back electret condenser capsule for clear voice pickup and activated by an illuminated live/mute button on top. Connection to a computer is via a USB type-C socket on the rear of the microphone, providing both power to the microphone and digital audio signal to the computer. Designed for various voice-to-computer applications including web conferencing, voice recording and video calls.
This is a practical option if you need a condenser with clearly specified features and straightforward compatibility. The details below come from AVSL's current product information, so you can check the connections, size and performance before ordering.
What Is It Actually For?
It is designed for illuminated Live/Mute button. The remaining features make it useful where you want a tidy, dependable setup without unnecessary complication.
Why Choose This One?
The MDU-40 gives you a sensibly specified condenser from QTX. It is worth considering when you want the stated specification without paying for features that may not be relevant to your setup.
Who Is It For?
This is aimed at home users, installers, performers, schools, venues and production teams who need a suitable condenser. Suitability will depend on the connections and specification your system requires, so those are worth checking carefully.
Key Features
- Illuminated Live/Mute button
- 1.5m USB type A to C lead supplied (USB2.0)
Specifications
| Brand | QTX |
|---|---|
| Model | MDU-40 |
| SKU | 173.637UK |
| EAN | 5015972225356 |
| Power supply | 5Vdc (from USB) |
| Polar pattern | Cardioid |
| Frequency response | 20Hz - 20kHz |
| Sensitivity | -52dB |
| S/N ratio | 78dB |
| USB cable length | 1.5m (type C to A) |
| USB version | v2.0 |
| Dimensions | 140 x 94 x 58mm |
| Weight | 197g |
| Capsule | 9.7mmØ back electret condenser |
| Max. input sound level | 110dB |
| Packaged weight | 0.2700kg |
| Packaged dimensions | 65 x 65 x 185 mm |
| Country of origin | CN |
| Tariff code | 8518100090 |
What’s Included
- 1 x QTX Mini Desktop USB Microphone – MDU-40
Please Note
Please check connections, measurements and compatibility before ordering. Batteries, cables, fixings and accessories are only included where specifically stated in the product description.
Not Sure If This Is Right?
If you are not sure whether this condenser will work with your existing equipment, get in touch with the make and model of the equipment you are connecting it to and we will help you check.

