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Complete Wireless Instrument Kit – QLXD4, QLXD1, Beta98 Included – All three components are supplied: the QLXD4 1/2U rack receiver, the QLXD1 beltpack transmitter, and the Beta98 miniature instrument microphone, giving you everything needed to wirelessly capture saxophones, trumpets, percussion, and more with studio clarity.
100 Selectable UHF Channels & 100–300m Stable Range – Operates in the UHF 640–664 MHz band with 100 user-selectable channels to avoid interference. Delivers a rock-solid signal from 100 meters in complex RF environments up to 300 meters in open spaces, keeping instruments connected on the largest stages.
Secured by Encrypted Digital Transmission – Advanced encryption locks your audio signal, preventing eavesdropping and cross-channel interference. Sensitive performances and premium live events remain private and drop-out-free, even in crowded RF spectrums.
Compact 1/2U Rack Receiver with Blue LED Control – The black metal QLXD4 receiver fits a half-rack space and features a bright blue LED display showing frequency, RF/AF levels, and transmitter battery status. Rugged, durable, and purpose-built for professional touring and fixed installations.
Optimized for Stage Instruments & Live Performances – From guitar and bass wireless rigs to horn sections and drum overheads, the QLXD14 system preserves the full dynamic range and nuance of your instrument, making it the first choice for concerts, worship bands, theater pits, and broadcast studio applications.
QLXD4 Receiver + QLXD1 Bodypack + Beta98 Mic | 100–300m Range | Encrypted UHF | 1/2U Rack | For Stage Instruments

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The QLXD14 100-Channel UHF Wireless Instrument System delivers professional-grade wireless freedom for stage musicians, horn sections, string players, and multi-instrumentalists. This complete package includes the QLXD4 1/2U rack-mountable receiver, the QLXD1 beltpack transmitter, and the Beta98 miniature instrument microphone—everything you need to go wireless with exceptional audio fidelity. Operating in the UHF 640–664 MHz band with 100 selectable channels, the system offers a remarkable 100–300 meter range, advanced encryption for secure transmission, and a bright blue LED display for real-time monitoring. Whether you're miking a saxophone, trumpet, violin, or acoustic guitar, the QLXD14 preserves every nuance and dynamic detail, letting you move freely across the largest stages without cables holding you back.
Unbox and go wireless immediately. The QLXD14 package bundles the QLXD4 half-rack receiver, the lightweight QLXD1 bodypack transmitter, and the acclaimed Beta98 condenser instrument microphone into one ready-to-use system. No extra purchases, no guesswork—just professional wireless performance for sax, trumpet, percussion, guitar, and orchestral instruments.
With 100 selectable frequencies in the UHF 640–664 MHz band, you can quickly find an open channel even in dense RF environments like music festivals and urban venues. The link remains solid from 100 meters in challenging indoor spaces up to 300 meters in open areas, giving instrumentalists total freedom to roam the stage, walk into the crowd, or perform anywhere.
Advanced digital encryption scrambles your audio signal end-to-end, preventing signal hijacking, eavesdropping, and cross-channel interference. Critical for premium concerts, broadcast feeds, and confidential corporate events, this technology ensures your performance stays private and pristine.
The QLXD4 receiver is built into a rugged black metal half-rack chassis that fits neatly into any standard 19-inch rack when paired with an optional rackmount kit. The bright blue LED display provides real-time status of frequency, RF/AF levels, and transmitter battery life, keeping you in full control from soundcheck to final bow.
The included Beta98 miniature condenser microphone captures the full tonal character and dynamic range of acoustic instruments with stunning clarity. Combined with the QLXD1 bodypack's clean preamp and the system's wide frequency response, your saxophone, trumpet, cello, or percussion sounds exactly as it should—only without the cables holding you back.
| Parameter | Specification |
|---|---|
| Model | QLXD14 |
| System Components | QLXD4 Receiver + QLXD1 Bodypack + Beta98 Mic |
| Frequency Band | UHF 640 – 664 MHz |
| Channels | 100 selectable |
| Transmission Type | Digital UHF with encryption |
| Operating Range | 100 m (indoor) – 300 m (open area) |
| Receiver Display | Blue LED display (frequency, RF/AF, battery) |
| Receiver Enclosure | Black metal, 1/2U rack-mountable |
| Bodypack Transmitter | QLXD1 beltpack (compact, lightweight) |
| Instrument Mic | Beta98 miniature condenser |
| Battery Life | Approx. 8 hours (AA batteries) |
| Outputs | XLR balanced + 1/4″ output |
| Ideal For | Saxophone, trumpet, guitar, violin, percussion, live stage instruments |
| Warranty | 1 Year (Manufacturer: MiCWL Audio Inc.) |
🛡️ Authorized Dealer Warranty: This product is brand new in original packaging, sold by MiCWL Audio Inc. as an authorized dealer. Covered by a 1-Year Manufacturer Warranty. Buy with confidence.
If you have any questions about the QLXD14 instrument system, need a different microphone option, or want to discuss bulk / custom orders — our team is ready to assist you.
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