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Shure ULXD2/KSM9HS Handheld Wireless Microphone

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Description

The Shure ULXD2/KSM9HS is a digital handheld wireless microphone transmitter compatible with ULX-D receivers. It comes equipped with a dual-diaphragm KSM9HS condenser capsule that captures sonic nuances with superior detail, delivering precise vocal reproduction for high-end live performance. Read more

Features

  • Pristine 24-bit digital audio: Delivers exceptional clarity and sonic detail.
  • Switchable polar patterns: Offers both hypercardioid and subcardioid options for flexibility.
  • Secure AES 256 encryption: Ensures private, secure signal transmission.
  • Rugged aluminum housing: Durable construction for demanding professional use.
  • Shure proprietary gain ranging: Eliminates manual transmitter gain adjustments.
  • Interchangeable capsule design: Swap with other Shure capsules for different sound profiles.

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The Shure ULXD2/KSM9HS is a digital handheld wireless microphone transmitter compatible with ULX-D receivers. It comes equipped with a dual-diaphragm KSM9HS condenser capsule that captures sonic nuances with superior detail, delivering precise vocal reproduction for high-end live performance. Read more

Features

  • Pristine 24-bit digital audio: Delivers exceptional clarity and sonic detail.
  • Switchable polar patterns: Offers both hypercardioid and subcardioid options for flexibility.
  • Secure AES 256 encryption: Ensures private, secure signal transmission.
  • Rugged aluminum housing: Durable construction for demanding professional use.
  • Shure proprietary gain ranging: Eliminates manual transmitter gain adjustments.
  • Interchangeable capsule design: Swap with other Shure capsules for different sound profiles.

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About the Shure ULXD2/KSM9HS Handheld Wireless Microphone

The Shure ULXD2/KSM9HS represents a premium integration of advanced digital wireless technology with a superior condenser microphone capsule, engineered for the most demanding professional vocalists and presenters. This system combines the ULXD2 digital wireless receiver body with the KSM9HS dual-output handheld transmitter, creating a comprehensive wireless microphone solution celebrated for its audio fidelity, operational reliability, and robust feature set. It operates on a license-free frequency band in many regions, utilizing Shure's proprietary digital transmission to deliver uncompromised, crystal-clear audio that is immune to the interference and noise typical of analog systems. The system is designed for touring musicians, corporate events, and high-profile installations where wireless audio quality and security are paramount.

At the heart of this system is the KSM9HS microphone cartridge, a true condenser design featuring a patented dual-voice coil technology. This innovative approach provides two discrete audio paths from a single diaphragm, allowing for switchable polar patterns—cardioid and supercardioid—to suit different performance styles and stage environments. This flexibility enables performers to tailor their sound rejection and proximity effect in real-time. The microphone element itself is renowned for its exceptionally smooth, detailed frequency response and high SPL handling, capturing every nuance of a vocal performance with stunning accuracy and minimal distortion, even at extreme volumes.

The ULXD2 digital receiver provides the backbone for this system, offering robust encryption for secure transmissions, extremely low-latency audio, and comprehensive system control via an intuitive color display. Networking capabilities allow for remote monitoring, control, and frequency coordination across large, multi-channel deployments. The handheld transmitter body is ergonomically designed for comfort during extended use and houses a high-capacity rechargeable battery compatible with Shure's charging ecosystem. Together, the ULXD2/KSM9HS system delivers a seamless, professional-grade wireless experience that prioritizes pristine sound quality, absolute reliability, and sophisticated system management.

Key Features

  • Pristine 24-bit digital audio: Delivers exceptional clarity and sonic detail.
  • Switchable polar patterns: Offers both hypercardioid and subcardioid options for flexibility.
  • Secure AES 256 encryption: Ensures private, secure signal transmission.
  • Rugged aluminum housing: Durable construction for demanding professional use.
  • Shure proprietary gain ranging: Eliminates manual transmitter gain adjustments.
  • Interchangeable capsule design: Swap with other Shure capsules for different sound profiles.

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Shure ULXD2/KSM9HS Handheld Wireless Microphone Specs

Wireless System
Frequency Band
UHF 470-616 MHz (Region Dependent)
Modulation
Digital (Linear Predictive Coding)
Audio Bandwidth
20 Hz to 20 kHz
Dynamic Range
120 dB
Latency
3.9 ms
Microphone Capsule
Cartridge Model
KSM9
Capsule Type
True Condenser
Polar Patterns
Cardioid & Supercardioid (Switchable)
Diaphragm Size
1 inch (25.4 mm)
Electrical Specifications
Frequency Response
20 Hz to 20,000 Hz
Sensitivity (1 kHz)
-35 dBV/Pa (17.8 mV/Pa)
Maximum SPL
152 dB SPL, 1% THD
Equivalent Noise
15 dB-A
Transmitter Details
Model
ULX1 Handheld Body
Battery Type
SB900A Rechargeable Li-ion
Battery Life
Up to 12 hours
Connector
TA4M
Physical Specifications
Handheld Length
255 mm (10.04 in)
Handheld Diameter
49 mm (1.93 in)
Handheld Weight
0.40 kg (0.88 lbs) with battery
Receiver Height
1RU (44 mm)
Receiver Width
0.5 Rack Width

Key Features

  • Pristine 24-bit digital audio: Delivers exceptional clarity and sonic detail.
  • Switchable polar patterns: Offers both hypercardioid and subcardioid options for flexibility.
  • Secure AES 256 encryption: Ensures private, secure signal transmission.
  • Rugged aluminum housing: Durable construction for demanding professional use.
  • Shure proprietary gain ranging: Eliminates manual transmitter gain adjustments.
  • Interchangeable capsule design: Swap with other Shure capsules for different sound profiles.

Already own this item and want to sell it?

Click here to sell your item

FAQs about Shure ULXD2/KSM9HS Handheld Wireless Microphone

What is the Shure ULXD2/KSM9HS?

The ULXD2/KSM9HS is a digital handheld wireless transmitter paired with the KSM9HS dual-diaphragm condenser capsule. It combines transparent 24-bit/48 kHz digital audio transmission with a specialized condenser mic designed for demanding live stages.

What makes the KSM9HS capsule unique compared to the standard KSM9?

The KSM9HS provides subcardioid and hypercardioid polar patterns instead of cardioid and supercardioid. The subcardioid setting offers wide coverage and minimal proximity effect, while the hypercardioid setting delivers maximum feedback rejection and isolation on loud stages.

How do you switch between the polar patterns on the KSM9HS?

A two-position mechanical switch is located directly beneath the removable mesh grille. Unscrewing the grille gives you immediate access to toggle between the subcardioid and hypercardioid pickup patterns.

Can the microphone head be swapped for other Shure capsules?

Yes, the ULXD2 transmitter features an interchangeable capsule collar. The KSM9HS head can be unscrewed and replaced with any compatible Shure capsule, such as the SM58, Beta 58A, Beta 87A, or KSM8.

How is the transmitter powered, and what is the battery life?

It runs on two standard AA alkaline batteries for up to 9–11 hours, or a Shure SB900-series rechargeable lithium-ion battery for over 12 hours. Using the Shure rechargeable pack provides real-time telemetry displaying remaining runtime in hours and minutes.

Does the transmitter require manual gain adjustment?

No, Shure’s proprietary Gain Ranging automatically adjusts the system's dynamic range (>120 dB) to accommodate any vocal volume without clipping the transmitter input. Overall system audio gain is managed directly at the receiver.

Does the wireless transmission support encryption?

Yes, the ULXD2 supports AES-256 bit encryption when paired with an encryption-enabled receiver like the ULXD4. This ensures secure audio transmission for corporate meetings, government events, and sensitive broadcasts.

How do you sync the transmitter with a receiver?

Setup parameters and frequencies sync automatically using the infrared (IR) port inside the battery compartment. Aligning the transmitter’s IR window with the receiver transfers frequency, encryption keys, and channel assignments in seconds.

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