Shure QLXD24/SM58 Digital Wireless Handheld Microphone System

Overview

The Shure QLXD24/SM58-H50 is a digital wireless handheld microphone system designed to deliver clear and natural sound for vocalists, speakers, and audio professionals who require reliable performance without dropouts or interference. It combines the classic SM58 dynamic capsule with a lightweight transmitter and a half-rack receiver, providing 24-bit/48 kHz audio quality that captures every nuance of the voice. The system operates in the busy UHF band with robust resistance to interference, making it suitable for demanding environments.

Setup is streamlined with automatic frequency scanning to find open channels and one-touch infrared synchronization to quickly link the transmitter and receiver. The system supports up to sixty simultaneous channels in the same band, ensuring flexibility for complex setups. With AES 256-bit encryption, it safeguards private communications, while the transmitter runs up to nine hours on two AA batteries, supporting long events without interruption. An Ethernet port on the receiver allows integration with Shure Wireless Workbench software for network monitoring and coordinated frequency management.

This microphone system fits well in houses of worship, corporate boardrooms, training centers, and mid-sized music venues. Vocalists benefit from the familiar sound and feedback control of the SM58 capsule, while technicians appreciate the dependable RF performance and intuitive controls. It is a strong choice for users who need consistent audio quality and straightforward operation in professional wireless setups.

Key features

• Digital UHF transmission delivering 24-bit/48 kHz audio for detailed and natural sound reproduction
• SM58 dynamic capsule with cardioid pickup pattern that provides consistent vocal clarity and feedback rejection
• Operating range up to 330 feet line of sight, allowing freedom of movement on stage or in large rooms
• AES 256-bit encryption to protect sensitive audio content during private events or presentations
• Transmitter powered by two AA batteries offering up to nine hours of continuous use for extended sessions
• Capability to run up to sixty channels simultaneously in the same frequency band, ideal for complex multi-microphone setups
• Automatic frequency scanning and one-touch infrared sync simplify setup and reduce interference risks
• Ethernet connectivity on the receiver enables remote control and frequency coordination via Shure Wireless Workbench software

Key specs

• Audio resolution: 24-bit/48 kHz digital
• Microphone capsule: Shure SM58 dynamic, cardioid pattern
• Operating frequency band: UHF
• Operating range: up to 330 feet (line of sight)
• Encryption: AES 256-bit
• Transmitter battery type: 2 x AA batteries
• Transmitter battery life: up to 9 hours
• Receiver form factor: half-rack
• Connectivity: Ethernet port for network monitoring and control

Connectivity and compatibility

The receiver includes an Ethernet port that integrates with Shure Wireless Workbench software, allowing technicians to monitor multiple systems and coordinate frequencies across larger setups. This feature is especially useful in environments where multiple wireless devices operate simultaneously, such as conferences or live performances. The system’s compatibility with standard UHF frequencies ensures it works well alongside other professional audio equipment without causing interference.

Ideal uses and environments

This wireless microphone system is well suited to a variety of professional settings including houses of worship, corporate meetings, training sessions, and mid-sized music venues. Its reliable range and secure encryption make it a strong option for events requiring clear, uninterrupted audio and privacy. Vocalists and speakers will appreciate the familiar sound quality of the SM58 capsule, while audio technicians benefit from the system’s ease of setup and robust RF performance.