Shure SLXD124/85 Digital Wireless Combo Microphone System (H55: 514 to 558 MHz)

Overview

The Shure SLXD124/85-H55 is a digital wireless microphone system designed to deliver clear, professional audio with minimal setup complexity. It includes a handheld transmitter with the classic SM58 capsule and a bodypack transmitter paired with a WL185 lavalier microphone, providing versatile options for vocal and hands-free use. Operating in the 514 to 558 MHz UHF band, this system offers a wireless range of up to 330 feet and supports up to eight hours of operation on two AA batteries per transmitter.

Key features

• Handheld transmitter equipped with the trusted SM58 dynamic capsule for balanced vocal tone and effective background noise rejection
• Bodypack transmitter paired with a cardioid WL185 lavalier microphone for discreet, hands-free speech reinforcement
• 24-bit digital audio transmission with 120 dB dynamic range ensures detailed and low-noise sound quality
• Wide 44 MHz tuning bandwidth within the H55 UHF band allows up to 32 compatible systems to operate simultaneously without interference
• Auto scan and IR sync features simplify frequency selection and transmitter pairing, speeding up setup
• Adjustable gain range of 60 dB via a clear LCD interface enables quick on-the-fly audio level adjustments
• Durable metal construction and included rack-mount hardware support both portable and fixed installations
• Transmitter power options include standard AA batteries or optional rechargeable packs for flexible, cost-effective use

Key specs

• Frequency range: 514 to 558 MHz (H55 UHF band)
• Tuning bandwidth: 44 MHz
• Wireless range: up to 330 feet line of sight
• Audio resolution: 24-bit digital
• Dynamic range: 120 dB
• Gain adjustment: 60 dB
• Transmitter battery life: up to 8 hours on two AA batteries
• Microphones included: SM58 handheld capsule, WL185 cardioid lavalier
• Receiver channels: single-channel

Connectivity and compatibility

The system’s single-channel SLXD4 receiver connects easily to most professional audio setups via standard audio outputs, making it suitable for integration with mixers, amplifiers, and PA systems. Its operation within the H55 UHF band provides ample frequency options to avoid interference in crowded RF environments, and the ability to run multiple systems simultaneously supports larger events or multi-user setups.

Ideal uses and environments

This wireless microphone system fits well in houses of worship, educational settings, conference centers, and mobile sound rigs where reliable, high-quality audio is essential. The combination of handheld and lavalier options accommodates speakers, vocalists, and presenters who need flexibility in how they deliver their message. Its robust build and straightforward controls make it a strong choice for both professional sound engineers and volunteers managing live events.