Description
The Shure AD2/B87A Digital Handheld Wireless Microphone Transmitter is engineered for professional audio environments that demand consistent RF performance, pristine vocal clarity, and secure signal transmission. Designed for use with Axient Digital systems, this handheld transmitter delivers reliable operation in congested RF environments while maintaining ultra-low latency and exceptional audio fidelity.
Equipped with the renowned Beta 87A condenser capsule, the AD2/B87A provides a supercardioid pickup pattern for focused vocal capture, minimizing background noise and feedback. Automatic gain adjustment ensures consistent output levels, while selectable RF power settings allow you to optimize performance based on range and environment.
Built with a durable aluminum housing and featuring a backlit LCD for easy monitoring, this transmitter is ideal for live performances, broadcast, and enterprise AV applications. With AES-256 encryption, your audio remains secure, making it suitable for high-level corporate and government use cases.
| Specification | Details |
|---|---|
| Wireless Technology | Digital UHF |
| RF Frequency Band | G57: 470 to 616 MHz |
| Operating Range | Up to 328 ft (100 m), line of sight |
| RF Output Power | 2 / 10 / 35 mW selectable |
| Encryption | AES-256 |
| Latency | 2 to 2.9 ms (selectable) |
| RF Channel Scanning | Automatic |
| Sync Method | Infrared (IR) |
| Microphone Type | Handheld with interchangeable capsule |
| Included Capsule | Beta 87A condenser |
| Polar Pattern | Supercardioid |
| Frequency Response | 50 Hz to 20 kHz |
| Maximum SPL | 140.5 dB |
| Sensitivity | -52.5 dBV/Pa (1 kHz) |
| Gain Range | -12 to +21 dB (3 dB steps) |
| Auto Gain Control | Supported |
| Muting | Mute switch |
| Display | Backlit LCD |
| Antenna | Internal single-band helical |
| Battery Type | 2x AA or Shure SB900A rechargeable |
| Battery Life | Up to 9 hours (SB900A), up to 8 hours (AA) |
| Charging Support | Networked intelligent charging (optional accessories) |
| Housing Material | Aluminum |
| Dimensions | 10.1 x 2 inches (256 x 51 mm) |
| Weight | 12 oz (340 g) without batteries |
| Included Charging Case | Not included |
| Environmental Resistance | Not specified |
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
