Shure SLXD2/SM58 Digital Wireless Handheld Microphone Transmitter with SM58 Capsule

Overview

The Shure SLXD2/SM58=-H55 is a digital wireless handheld microphone transmitter designed to deliver clear and consistent vocal performance. Combining the renowned SM58 capsule with Shure’s SLX-D digital technology, it transmits 24-bit audio over the UHF band from 514 to 558 MHz. This setup ensures clean sound free from dropouts and background noise, making it suitable for live music, corporate presentations, and spoken-word events. With a transmission range of up to 328 feet and selectable RF output power, it adapts well to various venues and regulatory requirements.

Key features

• 24-bit digital audio provides detailed and natural sound quality for vocals and speech
• Cardioid SM58 capsule focuses on the voice while minimizing stage bleed and ambient noise
• Selectable RF output power (1 mW or 10 mW) allows customization for different room sizes and compliance needs
• Up to eight hours of operation on two standard AA batteries, with option for longer use via Shure SB903 rechargeable pack
• Lightweight aluminum housing offers durability for frequent transport and stage use without added fatigue
• LCD screen displays frequency, battery status, and output power for easy monitoring and quick setup
• One-touch infrared sync pairs the transmitter with compatible SLX-D receivers in seconds, simplifying wireless management

Key specs

• Audio resolution: 24-bit digital
• Frequency range: 514–558 MHz UHF
• Transmission range: up to 328 feet line of sight
• RF output power: selectable 1 mW or 10 mW
• Power source: two AA batteries or optional SB903 rechargeable pack
• Battery life: up to 8 hours
• Microphone capsule: interchangeable SM58 cardioid
• Housing material: aluminum

Connectivity and compatibility

This transmitter integrates seamlessly with Shure SLX-D receivers, enabling reliable wireless audio transmission in professional audio setups. The infrared sync feature ensures quick pairing, reducing setup time and minimizing interference. Its UHF frequency range supports stable connections in environments with multiple wireless devices.

Ideal uses and environments

The SLXD2/SM58=-H55 is well suited for musicians, presenters, and speakers who need dependable wireless microphones with a familiar vocal tone. It performs reliably in midsize venues such as small music clubs, houses of worship, conference rooms, and rental inventories. Its robust build and long battery life make it a practical choice for touring performers and event professionals who require consistent sound quality and freedom of movement on stage.