The Shure SLXD4Q+ brings professional wireless management into a compact, rack-efficient design by combining four channels of SLX-D+ digital wireless performance into a single full-rack receiver. Designed for demanding audio environments where reliability and simplicity are critical, the SLXD4Q+ delivers clean, natural 24-bit audio, dependable RF performance, and flexible system expansion for installed and live production applications.

Ideal for houses of worship, education facilities, corporate spaces, theaters, and professional AV installations, the SLXD4Q+ allows system designers to maximize microphone capacity while minimizing rack space. With four independent receiver channels, advanced RF management, and intuitive setup features, it provides a scalable wireless solution for everything from spoken presentations to live vocal performances.

The SLXD4Q+ features digital predictive switching diversity technology to maintain stable wireless connections and help reduce dropouts in challenging RF environments. Its 138 MHz tuning range provides installation flexibility, while the ability to link two receivers through RF Cascade allows systems to expand up to eight channels without requiring additional antenna distribution equipment.

Built for High-Demand Wireless Applications

Whether supporting multiple presenters, performers, or production teams, the SLXD4Q+ provides the channel density and reliability needed for professional installations.

Four wireless channels are housed in one rack space, making it an excellent choice when rack efficiency and system organization are priorities.

Common applications include:

• Houses of worship
• Universities and lecture halls
• Corporate training facilities
• Performing arts venues
• Government facilities
• Live event production
• Professional AV installations

Premium Digital Audio Quality

The SLXD4Q+ delivers the clarity professionals expect from Shure digital wireless technology.

Audio Performance Features:

• 24-bit digital audio transmission
• Greater than 118 dB dynamic range
• Transparent, natural sound reproduction
• Low-latency wireless performance
• AES-256 encryption for secure audio transmission

From spoken presentations to demanding vocal performances, the SLXD4Q+ maintains consistent audio quality throughout the system.

Four Channels in a Space-Saving Design

The full-rack SLXD4Q+ receiver provides four independent wireless channels while helping conserve valuable rack space.

System Benefits:

• Four receiver channels in one chassis
• Rack-efficient installation
• Individual channel monitoring and control
• Flexible audio routing options
• Ideal for larger wireless microphone deployments

For installations requiring multiple microphones, the SLXD4Q+ reduces equipment complexity while improving system organization.

Advanced RF Management and System Expansion

Reliable wireless performance starts with intelligent RF handling.

The SLXD4Q+ includes:

• Digital predictive switching diversity
• 138 MHz tuning bandwidth
• IR frequency scanning and transmitter synchronization
• RF Cascade capability
• Expandable configurations up to eight channels using two receivers

These features help audio professionals quickly deploy and manage wireless systems in environments where RF reliability is essential.

Flexible Audio and Network Connectivity

The SLXD4Q+ integrates easily into professional audio systems with multiple output and control options.

Connectivity Includes:

• Four balanced XLR audio outputs
• Four 1/4" audio outputs
• Ethernet networking ports
• System monitoring and management capabilities

This flexibility allows the receiver to connect seamlessly with mixers, DSP systems, installed sound systems, and professional audio networks.

Easy Setup and Professional Control

Designed for fast deployment, the SLXD4Q+ simplifies wireless coordination with intuitive setup tools.

Setup Features:

• Automatic IR synchronization
• Fast frequency scanning
• Simple transmitter pairing
• Network connectivity for system management
• Compatible with Shure wireless management tools

Whether installed permanently or used for events, the SLXD4Q+ makes managing multiple wireless channels easier.

Reliable Power and Rugged Construction

Built for professional environments, the SLXD4Q+ features durable construction and dependable operation.

Power Features:

• Supports AA batteries
• Up to 8 hours of transmitter operation
• Compatible with Shure SB903 rechargeable batteries and charging accessories
• Rugged metal housing for long-term reliability

Shure SLXD4Q+ Key Features

• Four-channel digital wireless receiver
• Full-rack mount design
• 24-bit digital audio quality
• Greater than 118 dB dynamic range
• 138 MHz tuning range
• Digital predictive switching diversity
• RF Cascade expansion capability
• Supports up to eight channels with two receivers
• Four XLR and four 1/4" audio outputs
• Ethernet connectivity
• IR scan and synchronization
• AES-256 encryption
• Compatible with SLX-D+ wireless transmitters

Why Choose the Shure SLXD4Q+?

The Shure SLXD4Q+ is designed for organizations that need professional wireless performance without sacrificing rack space. By combining four channels into one receiver, it provides a cleaner, more efficient solution for installations requiring multiple microphones.

With reliable RF performance, advanced monitoring capabilities, and Shure's reputation for professional audio engineering, the SLXD4Q+ is an excellent choice for integrators, audio professionals, and facilities that depend on dependable wireless communication.

Why Buy From Audio Supply?

At Audio Supply, we understand that professional audio equipment is an investment. Our goal is to provide more than just a product — we help you select the right solution for your application with expert knowledge, competitive pricing, and dependable support.

Whether you are upgrading a house of worship, school, corporate facility, entertainment venue, or professional audio system, our team has experience helping customers choose equipment that performs reliably in real-world installations.

Professional Audio Expertise

Our team specializes in professional audio, wireless systems, installed sound, and commercial AV solutions. We understand the difference between simply selling equipment and designing systems that work correctly from day one.

Authorized Product Support

We provide genuine products from trusted manufacturers and help ensure you receive the correct equipment, accessories, and configuration for your application.

Competitive Pricing & Project Support

Need multiple units or planning a larger installation? Contact our team for project pricing and system recommendations. We work with contractors, integrators, schools, businesses, and organizations to help build the right solution.

Fast, Reliable Service

From product selection to post-purchase support, Audio Supply is committed to providing responsive service and helping you get the most from your equipment.

The Right Equipment for the Right Application

Not sure which wireless system, microphone, mixer, amplifier, or accessory fits your needs? Our experienced team can help you compare options and select equipment that matches your environment, budget, and performance requirements.