The Shure QLXD24/SM58 is a professional rackmount digital wireless microphone system designed to deliver pristine audio quality, reliable RF performance, and secure transmission for performers, presenters, broadcasters, and corporate users. Ideal for medium-sized venues, houses of worship, conferences, educational institutions, and corporate A/V installations, this system combines rugged construction with intuitive operation for dependable, high-level performance.

Operating in the UHF band, the QLXD24/SM58 transmits clear 24-bit/48 kHz digital audio with excellent low-end accuracy and crisp transient response. Digital Predictive Switching Diversity technology protects against interference and ensures stable RF performance without audio artifacts, supporting up to 60 compatible channels in one location. The system includes the QLXD2 handheld transmitter equipped with the legendary SM58 cardioid dynamic capsule, renowned for its warm, clear vocal reproduction, brightened midrange, and effective background noise rejection.

The lightweight aluminum transmitter offers up to 9 hours of operation on two AA batteries, with selectable 1/10 mW RF power and a transmission range of up to 330 feet. Its interchangeable capsule design allows compatibility with a wide range of Shure capsules, including SM86, KSM8, SM87A, Beta 58A, Beta 87C, and KSM9, providing flexibility for various applications. User-friendly features such as infrared sync, adjustable input sensitivity, frequency and power lockout, and a backlit LCD screen ensure quick setup and easy control, even in low-light environments.

The rackmount receiver features audio and RF meters, 60 dB of gain control, mic/line XLR and 1/4" outputs, automatic frequency scanning, IR sync, and internal limiting to prevent clipping. An integrated Ethernet port enables networked operation and simplified frequency coordination via Shure Wireless Workbench software. For secure transmission, AES 256-bit encryption is included, while optional Shure SB900A rechargeable batteries and compatible docking chargers offer advanced power management and extended runtime.

Combining trusted SM58 vocal performance with advanced digital wireless technology, the QLXD24/SM58 is a versatile and reliable solution for professional sound reinforcement and installed audio systems.