Pricing and availability
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Average Price: $1,421
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$299
$700+
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Price History
Based on price data from 3 merchants for "ULXD2/KSM9". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
The Shure ULXD2/KSM9 handheld wireless transmitter is a powerhouse for any serious live performer or audio engineer. With its dual-diaphragm KSM9 condenser capsule, this microphone captures your vocals with breathtaking clarity and precision. Whether you're on stage or in a studio, it ensures that every nuance of your performance is delivered with pristine detail, thanks to its 24-bit digital audio processing. The transmitter also features AES 256-bit encryption, providing secure and reliable transmission across its impressive 330-foot range, making it ideal for large venues and houses of worship.
The ULXD2/KSM9 is incredibly user-friendly, featuring a backlit LCD display that offers easy navigation through its settings. You can quickly sync it with a ULX-D receiver using a simple infrared connection, making setup a breeze. The robust, lightweight aluminum housing ensures durability without compromising on portability. Plus, you can switch between cardioid and supercardioid polar patterns, tailoring the mic’s response to your specific needs.
Moreover, the ULXD2/KSM9 offers flexible power options. Use two AA batteries for up to 11 hours of operation, or opt for the Shure SB900A lithium-ion rechargeable battery for over 12 hours of performance. The battery life is displayed precisely on the LCD, so you can focus on your performance without worrying about running out of power.
Key Features:
- Interchangeable KSM9 dual-diaphragm condenser capsule
- 24-bit digital audio processing with AES 256-bit encryption
- 330-foot operational range
- Backlit LCD with intuitive menu navigation
- Switchable cardioid and supercardioid polar patterns
- Rugged aluminum housing
- Power options include AA batteries or Shure SB900A rechargeable battery
- Quick infrared sync with ULX-D receivers
Owner's manual
ULXD2/KSM9 User ManualProduct specs
| Configuration | Transmitter with Mic |
| Compatibility | ULX-D systems |
| Analog/Digital | Digital |
| Frequency Range | 534-598 MHz |
| Form Factor | Handheld |
| Microphone Type | Condenser |
| Polar Pattern | Cardioid/Supercardioid |
| Mute Feature | Yes |
| Battery Type | 2 x AA batteries / SB900A rechargeable pack |
| Battery Life | 11 hours (AA batteries), 12 hours (SB900A) |
| System Operating Range | 300 ft. Line-of-sight |
| Frequency Response | 50Hz-20kHz |
| Max SPL | 152dB |
| Dynamic Range | 130dB |
| Signal/Noise Ratio | 72dB (A weighted) |
| Microphone Color | Black |
| Dimensions | 10.1" x 2" |
| Weight | 0.76 lbs. (without batteries) |
FAQs
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What polar patterns does the Shure ULXD2/KSM9 offer?
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The Shure ULXD2/KSM9 features switchable polar patterns, allowing you to choose between cardioid and supercardioid. This flexibility helps in optimizing the microphone for different sound environments and reducing feedback.
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Is the Shure ULXD2/KSM9 suitable for live vocal performances?
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Yes, the Shure ULXD2/KSM9 is designed for high-quality live vocal performances. Its condenser capsule and switchable polar patterns provide clear and detailed sound, making it ideal for professional stage use.
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What is the battery life of the Shure ULXD2/KSM9?
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The Shure ULXD2/KSM9 offers up to 11 hours of battery life with two AA batteries and up to 12 hours with the SB900A rechargeable battery pack, ensuring long performance times without frequent battery changes.
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How far can the Shure ULXD2/KSM9 transmit wirelessly?
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The Shure ULXD2/KSM9 has an operating range of up to 300 feet line-of-sight, providing ample distance for most stage and venue setups.
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Does the Shure ULXD2/KSM9 have a mute feature?
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Yes, the Shure ULXD2/KSM9 includes a mute feature, allowing performers to easily silence the microphone when needed without adjusting the transmitter settings.
Videos
gearwire
Shure UR1 Transmitter And KSM9 Mic - AES 2006
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about ULXD2/KSM9.
Features and functionality
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The KSM9 features both cardioid and hypercardioid patterns; cardioid is preferred for live vocals due to less bassiness compared to hypercardioid.
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The hissing issue occurs independently of the receiver model or DSP settings, as it's unique to the handheld mics, not affecting shared lavaliers.
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Swapping channels or enabling encryption might help diagnose or mitigate hissing problems on the ULXD2.
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Use cases and applications
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This mic is praised for its natural sound with minimal EQ, making it suitable for both corporate speech and live vocal performances.
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User experience
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Users have reported that the KSM9's off-axis rejection is excellent, which helps reduce feedback issues during live performances.
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It's been noted that while the KSM9 can sound spectacular, it may not suit vocalists with shrill voices or those needing more 'beef' in their sound.
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Users report that the KSM9/HS variant offers stability and impressive sound quality even with older receiver models.
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Comparisons
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Some users prefer the DPA d:facto II over the KSM9, citing its superior sound quality in the same price range.
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Setup and maintenance
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Hissing on power-up may be traced to a bad batch of KSM9 heads on ULXD2 sticks, which Shure has resolved through RMA replacements.
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Checking if the gain is set too high or if outputs are improperly configured (line vs. mic) could resolve audio issues.
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Manually inputting frequency settings can serve as a temporary workaround for device syncing issues.
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