Shure QLXD2/SM58 H51 – Digital Wireless Handheld Microphone Transmitter
The Shure QLXD2/SM58 H51 is a professional digital wireless handheld transmitter equipped with the legendary Shure SM58 dynamic cardioid microphone capsule. Designed for live performances, conferences, corporate events and professional audio installations, it combines outstanding vocal clarity, reliable RF performance and intuitive operation.
Operating in the H51 frequency band (534–598 MHz), the QLXD2/SM58 delivers transparent 24-bit digital audio and integrates seamlessly with compatible Shure QLX-D wireless receivers.
Key Features of the Shure QLXD2/SM58 H51
Legendary Shure SM58 capsule: Dynamic cardioid microphone designed for clear, natural vocal reproduction and excellent rejection of unwanted background noise.
24-bit digital audio: Delivers detailed, accurate sound reproduction for demanding professional applications.
H51 frequency band: Operates within the 534–598 MHz range for compatible wireless audio systems.
Reliable wireless transmission: Provides a line-of-sight operating range of up to 100 metres under suitable conditions.
AES 256-bit encryption: Supports secure wireless audio transmission when enabled with a compatible receiver.
Durable metal construction: Built to withstand regular professional use, touring and live events.
Flexible power options: Operates with two AA batteries or the optional Shure SB900-series rechargeable battery.
Easy system integration: Designed for use with compatible Shure QLX-D digital wireless receivers.
Professional Sound with the Legendary SM58 Capsule
The Shure QLXD2/SM58 H51 combines digital wireless technology with one of the world's most recognised vocal microphone capsules.
The SM58 cardioid dynamic capsule is specifically tailored for vocal applications, providing a warm, clear sound with excellent speech intelligibility and controlled proximity effect.
Its cardioid polar pattern helps reduce ambient noise and unwanted sound pickup, making it particularly suitable for live stages, presentations, houses of worship and corporate events.
Reliable Digital Wireless Performance
Designed for demanding professional audio environments, the Shure QLXD2/SM58 H51 delivers reliable wireless performance and consistent audio quality.
The QLX-D digital wireless platform offers efficient RF spectrum utilisation, secure digital transmission and convenient frequency synchronisation via infrared when paired with a compatible receiver.
Whether used for a live vocal performance, public speaking or an audiovisual installation, this handheld transmitter delivers professional audio quality with the freedom of wireless operation.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Shure |
| Model | QLXD2/SM58 H51 |
| Product type | Digital wireless handheld transmitter |
| Wireless system | Shure QLX-D |
| Microphone capsule | Shure SM58 |
| Transducer type | Dynamic |
| Polar pattern | Cardioid |
| Frequency band | H51 |
| RF frequency range | 534–598 MHz |
| Audio transmission | 24-bit digital |
| Operating range | Up to 100 m line of sight |
| Encryption | AES 256-bit |
| Power supply | 2 AA batteries or compatible Shure rechargeable battery |
| Construction | Metal housing |
| Receiver compatibility | Compatible Shure QLX-D receivers |
Applications
The Shure QLXD2/SM58 H51 is an excellent choice for:
Live sound and concerts: Reliable wireless vocal performance for singers and performers.
Corporate events and conferences: Clear speech reproduction for presenters and speakers.
Theatres and performance venues: Professional wireless audio for stage productions.
Houses of worship: Consistent audio quality for spoken word and vocal performances.
AV rental companies: Durable and flexible equipment for professional event production.
Fixed installations: Integration into compatible QLX-D wireless microphone systems.
Frequently Asked Questions – Shure QLXD2/SM58 H51
1. What is the Shure QLXD2/SM58 H51?
The Shure QLXD2/SM58 H51 is a professional digital wireless handheld microphone transmitter featuring the legendary Shure SM58 dynamic cardioid capsule. It is designed for live performances, conferences, corporate events and professional sound installations.
2. What frequency range does the Shure QLXD2/SM58 H51 use?
The Shure QLXD2/SM58 H51 operates in the H51 frequency band (534–598 MHz). Frequency availability and permitted operation depend on local wireless regulations.
3. Is the Shure QLXD2/SM58 H51 compatible with all Shure receivers ?
No. The QLXD2/SM58 H51 is designed for use with compatible Shure QLX-D digital wireless receivers operating in a suitable frequency range. It is not universally compatible with other Shure wireless systems.
4. Does the Shure QLXD2/SM58 H51 include a receiver ?
No. The Shure QLXD2/SM58 H51 is a handheld wireless transmitter only. A compatible Shure QLX-D receiver is required to create a complete wireless microphone system.
5. What is the operating range of the Shure QLXD2/SM58 H51 ?
The transmitter offers an operating range of up to 100 meters (300 feet) under suitable line-of-sight conditions. Actual range depends on the RF environment, obstacles and antenna placement.
6. What batteries does the Shure QLXD2/SM58 H51 use?
The transmitter can operate using two AA batteries or a compatible Shure rechargeable battery. Battery runtime depends on the battery type and operating conditions.
7. Is the Shure QLXD2/SM58 H51 suitable for live singing?
Yes. Its integrated Shure SM58 cardioid dynamic capsule makes it particularly suitable for live vocals. It delivers clear vocal reproduction while helping reject unwanted background sound and reduce feedback.
8. Does the Shure QLXD2/SM58 H51 support encrypted audio transmission?
Yes. The Shure QLX-D digital wireless system supports AES 256-bit encryption when configured with a compatible receiver, making it suitable for professional applications where secure audio transmission is important.
9. Can the Shure QLXD2/SM58 H51 be used for conferences and corporate events?
Absolutely. The transmitter is well suited to conferences, presentations, corporate events, houses of worship and live productions thanks to its reliable digital wireless performance and excellent speech intelligibility.