Description
The Shure SLXD24D/SM58 is a professional dual-channel digital wireless microphone system designed for reliable, high-quality audio in live performance, presentations, and installed AV environments. Featuring two handheld transmitters equipped with industry-standard SM58 cardioid capsules, this system delivers clear, warm vocal reproduction with excellent feedback rejection.
Operating in the H55 UHF band (514 to 558 MHz), the system provides stable RF performance with Digital Predictive Switching Diversity to minimize dropouts and interference. With up to 1760 selectable frequencies and support for up to 32 simultaneous channels, it is ideal for scalable setups in conference rooms, houses of worship, and event venues.
The SLXD4D dual-channel receiver offers an intuitive LCD interface, Ethernet networking for coordinated frequency scanning, and flexible output options including XLR and 1/4" connections. The handheld transmitters feature durable aluminum construction, OLED displays, and up to 8 hours of operation using AA or optional rechargeable batteries.
Engineered for ease of use and dependable performance, the SLX-D system ensures consistent, high-fidelity audio with minimal setup time.
| Specification | Details |
|---|---|
| Wireless Technology | Digital UHF |
| Frequency Band | H55: 514 to 558 MHz |
| RF Frequency Count | 1760 selectable frequencies |
| Audio Channels | Dual-channel (2 channels) |
| Included Transmitters | 2 x Handheld |
| Microphone Capsule | SM58 Dynamic Cardioid |
| Diversity | True Diversity with Digital Predictive Switching |
| Max Operating Range | Up to 328 ft (100 m) |
| Max Systems per Band | Up to 32 simultaneous channels |
| Dynamic Range | 120 dBA (typical) |
| Latency | 3.2 ms |
| Receiver Type | Tabletop or Rackmount (1U with included hardware) |
| Receiver Outputs | 2 x XLR balanced, 2 x 1/4" TRS balanced |
| Network Connectivity | 1 x RJ45 Ethernet (DHCP/Manual IP) |
| Receiver Display | Backlit LCD |
| Transmitter RF Power | Selectable 1 mW / 10 mW |
| Transmitter Display | OLED |
| Frequency Response | 20 Hz to 20 kHz (system dependent) |
| Microphone Frequency Response | 50 Hz to 15 kHz |
| Polar Pattern | Cardioid |
| Max SPL | 146 dB |
| Battery Type | 2 x AA or Shure SB903 rechargeable (optional) |
| Battery Life | Up to 8 hours |
| Charging Support | External charger required for rechargeable battery |
| Sync Method | Infrared (IR) |
| Mobile App Support | Yes (ShurePlus Channels for iOS/Android) |
| Antenna | 2 x removable external BNC antennas |
| Power Supply | 15 VDC adapter (included), 100–240V AC input |
| Receiver Dimensions | 7.8 x 6 x 1.7 in |
| Transmitter Dimensions | 6.9 x 1.5 in |
| Receiver Weight | 3.1 lb |
| Transmitter Weight | 5.2 oz |
| Construction | Metal receiver, aluminum transmitters |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
