Description
The Shure ULXD2/KSM11B Digital Handheld Wireless Microphone Transmitter delivers premium vocal performance, advanced RF stability, and secure wireless operation for professional environments. Designed for compatibility with ULX-D systems, this handheld transmitter is equipped with the KSM11B condenser capsule, engineered to capture vocals with exceptional clarity, depth, and precision.
Featuring a highly consistent cardioid polar pattern, the KSM11B capsule minimizes off-axis coloration and background noise while maintaining a natural, full-bodied sound. Its 3/4" gold diaphragm and advanced electronics ensure superior transient response and dynamic range, making it ideal for live performances, broadcast, houses of worship, and corporate presentations.
The rugged aluminum housing ensures durability while maintaining a lightweight form factor for extended use. With selectable RF output power, AES 256-bit encryption, and seamless IR sync capabilities, the ULXD2/KSM11B offers reliable, interference-resistant performance. Intelligent power options, including compatibility with Shure’s SB900A rechargeable battery, provide extended runtime and precise battery monitoring for uninterrupted operation.
| Specification | Details |
|---|---|
| Product Type | Digital Handheld Wireless Microphone Transmitter |
| Compatible Systems | Shure ULX-D Digital Wireless Systems |
| Included Capsule | KSM11B Condenser Capsule |
| Polar Pattern | Cardioid |
| Frequency Band | H50: 534 to 598 MHz |
| Wireless Technology | Digital UHF |
| Max Operating Range | Up to 328.1 ft (100 m) |
| Audio Resolution | 24-bit / 48 kHz |
| Latency | < 2.9 ms |
| RF Output Power | Selectable: 1 / 10 / 20 mW |
| Encryption | AES 256-bit |
| Frequency Response | 50 Hz to 20 kHz |
| Maximum SPL | 151 dB |
| Sensitivity | -46.5 dBV/Pa |
| Gain Range | 0 to 21 dB (3 dB steps) |
| Sync Method | Infrared (IR) |
| Display | Backlit LCD |
| Controls | Power, Mute, Lock, Menu Navigation |
| Antenna Type | Internal Single-Band Helical |
| Battery Options | 2x AA Batteries or Shure SB900A Rechargeable |
| Battery Life | Up to 11 hours (AA), up to 12 hours (SB900A) |
| Charging Capability | External charging contacts for docked charging |
| Housing Material | Aluminum |
| Color | Black |
| Dimensions | 10.9 x 2 inches (278 x 51 mm) |
| Weight | 12.3 oz (348 g) |
| Included Accessories | Swivel Adapter, 2 AA Batteries, Zippered Bag |
| Mobile App Compatibility | ShurePlus Channels (iOS & Android) |
| Typical Applications | Live Sound, Broadcast, Conferences, Worship |
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
