Description
The Shure AD4Q-US Axient Digital Four-Channel Wireless Receiver is engineered for mission-critical wireless audio applications where performance, reliability, and scalability are non-negotiable. Designed for large-scale productions, broadcast environments, and high-security installations, this rackmount receiver delivers pristine 24-bit digital audio with ultra-low latency and exceptional RF stability.
Operating across a wide 166 MHz tuning range, the AD4Q supports up to 120+ simultaneous channels, making it ideal for complex, high-density deployments. True Digital Diversity reception ensures robust signal integrity, while Quadversity mode enhances RF coverage and minimizes dropouts in challenging environments.
With AES-256 encryption, Dante-enabled networking, and flexible analog and digital outputs, the AD4Q-US provides secure, high-performance audio transmission with seamless integration into modern AV infrastructures. Built for demanding professionals, it ensures uninterrupted performance for live events, corporate environments, houses of worship, and broadcast productions.
| Category | Specification |
|---|---|
| Wireless Technology | Digital UHF |
| RF Frequency Band | 470 to 636 MHz |
| Tuning Bandwidth | 166 MHz |
| Number of Channels | 4 |
| Max Simultaneous Channels | 120+ |
| RF Channel Frequencies | 6640 |
| Diversity | True Digital Diversity |
| Quadversity Mode | Supported |
| Max Operating Range | 328 ft (100 m) |
| Latency | Selectable 2 to 2.9 ms |
| Encryption | AES-256 |
| Receiver Type | 19" Rackmount (1 RU) |
| Audio Outputs | 4 x XLR Balanced, 4 x 1/4" TRS Balanced |
| Digital Outputs | 2 x XLR AES3, Dante / AES67 via Ethernet |
| Headphone Output | 1 x 1/4" TRS |
| Network Interfaces | 4 x RJ45 (Dante, Control, DHCP/Manual IP) |
| Word Clock | 1 x BNC Input, 1 x BNC Through |
| Antenna Inputs | 2 x Removable BNC (Rear-Mount) |
| Gain Range | -18 to +42 dB (1 dB steps) |
| Frequency Response | 20 Hz to 20 kHz ±1 dB |
| Display | Backlit LCD |
| Power Requirements | 100–240 VAC, 50/60 Hz or 10.9–14.8 VDC |
| Power Consumption | 0.68 A (AC) |
| Housing | Steel |
| Dimensions | 19 x 13.1 x 1.7 in |
| Weight | 10.6 lb |
| Transmitters Included | Not Included |
| Microphone Included | Not Included |
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
