QTX Portable Desktop PA with Bluetooth – DELTA-50
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QTX Portable Desktop PA with Bluetooth – DELTA-50
Self-contained PA unit with a compact PP moulded cabinet in a desktop format. Built-in USB/SD/FM player with Bluetooth receiver and dual handheld VHF microphone system make this a comprehensive solution for tasks as diverse as classroom activities, meetings and singing rehearsal. Mains or internal re-chargeable battery operation and very manageable size enable this unique product to be used practically anywhere.
This is a practical option if you need a desktop series 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 mains/rechargeable operation. The remaining features make it useful where you want a tidy, dependable setup without unnecessary complication.
Why Choose This One?
The DELTA-50 gives you a sensibly specified desktop series 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 desktop series. Suitability will depend on the connections and specification your system requires, so those are worth checking carefully.
Key Features
- Mains/rechargeable operation
- Echo effect for microphones
- 2 x VHF handheld microphones included
- Integral holsters for handheld transmitters
- Integral USB/SD/FM media player
- Powerful 50W output
- Built-in Bluetooth receiver
Specifications
| Brand | QTX |
|---|---|
| Model | DELTA-50 |
| SKU | 178.808UK |
| EAN | 5015972185834 |
| Power supply | 110/240Vac, 50/60Hz (fig 8), 12Vdc or internal battery |
| Battery life | Up to 8 hours |
| Battery | 12Vdc 2.3A/h Sealed Lead Acid |
| HF driver | 2 x 25mmØ balanced dome |
| LF driver | 200mm (8") reinforced paper cone |
| Power : output | 50Wrms |
| SNR | 85dB |
| Construction | Injection-moulded polypropylene |
| Power supply : handheld transmitters | 3Vdc (2 x AA battery) each |
| Wireless microphone frequencies | 174.1MHz + 175.0MHz |
| Frequency response : mic | 40Hz - 15kHz |
| SD/USB format | FAT 32 (32GB max) |
| Dimensions | 380 x 295 x 220mm |
| Weight | 7.2kg |
| Bluetooth version | 4.2 |
| Packaged weight | 7.5000kg |
| Packaged dimensions | 275 x 275 x 432 mm |
| Country of origin | CN |
| Tariff code | 8518210000 |
What’s Included
- 1 x QTX Portable Desktop PA with Bluetooth – DELTA-50
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 desktop series 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.

