Shure ULXD2/KSM9 Digital Handheld Wireless Microphone Transmitter with KSM9 Capsule

Product Overview

The Shure ULXD2/KSM9 is a premium digital handheld wireless microphone transmitter pairing the ULX-D platform with the dual-diaphragm KSM9 condenser capsule, which offers switchable cardioid and hypercardioid polar patterns. Targeted at professional vocal artists and discerning AV integrators, it delivers reference-quality audio in live sound reinforcement, broadcast, and commercial AV applications—providing the vocal detail of a studio condenser microphone in a wireless touring-grade package. The system supports 24-bit/48 kHz audio, AES 256-bit encryption, and scalable multi-channel coordination across demanding RF environments.

Product Description

The KSM9 dual-diaphragm condenser capsule produces low self-noise and wide dynamic range with exceptional transient response, making it a professional vocalist’s choice for applications where condenser clarity is required on a wireless platform. The switchable polar pattern allows operators to select cardioid or hypercardioid response based on stage configuration and monitor placement, providing meaningful flexibility in live sound and broadcast studio environments. Shure Gain Ranging technology on the ULXD2 body automatically optimizes dynamic range for any input source, eliminating manual transmitter adjustments. AES 256-bit encryption protects audio in corporate, government, and security-sensitive commercial facilities. The optional SB900C battery delivers over 9 hours of runtime with precision metering. Pair with the Shure ULXD4 Single-Channel Wireless Receiver or ULXD4D Dual-Channel Receiver to complete the ULX-D system.

Key Features

• KSM9 Dual-Diaphragm Condenser Capsule — Delivers low self-noise, wide dynamic range, and exceptional transient response for professional vocal reinforcement that demands studio condenser performance on a wireless system.
• Switchable Cardioid / Hypercardioid Polar Pattern — Allows system operators to select the optimal pickup pattern based on stage layout, monitor position, and acoustic environment without changing microphones.
• AES 256-Bit Encryption — Provides secure digital audio transmission for corporate, government, and security-sensitive commercial AV deployments.
• Shure Gain Ranging Technology — Automatically optimizes system dynamic range for any input source, eliminating manual transmitter gain adjustments during event setup.
• 9+ Hour Rechargeable Battery — Optional SB900C lithium-ion battery delivers over 9 hours of runtime with zero memory effect and real-time hour/minute metering on the backlit LCD.
• Rugged Aluminum Body with Integrated Antenna — Lightweight and durable construction for touring, rental, and permanent commercial AV installation applications.
• Interchangeable RPW Capsule Compatibility — The ULXD2 body accepts compatible Shure RPW wireless cartridges, allowing future capsule changes without replacing the transmitter.
• ULX-D and QLX-D System Compatibility — Integrates with ULXD4, ULXD4D, ULXD4Q, and QLXD4 receivers for scalable single and multi-channel wireless system deployment.

Typical Applications

• House of worship high-fidelity vocal reinforcement
• Broadcast studio and live recording
• Commercial auditorium and multi-purpose room events
• Corporate all-hands and keynote presentations
• Touring concert and festival stages
• Government and high-profile commercial meeting environments

Technical Specifications

Frequently Asked Questions

Q: What distinguishes the KSM9 capsule from other ULXD2 condenser capsule options?
A: The KSM9 is a dual-diaphragm condenser with switchable cardioid/hypercardioid polar pattern, providing flexibility for operators who need to adjust the pickup response based on stage and monitor configuration. The Beta 87A and B87C capsules offer fixed supercardioid and cardioid patterns respectively.

Q: What receivers are compatible with the ULXD2/KSM9?
A: This transmitter is compatible with ULX-D receivers (ULXD4, ULXD4D, ULXD4Q) and the QLX-D receiver (QLXD4). Frequency bands must match between transmitter and receiver when purchasing separately.

Q: Does the ULXD2/KSM9 support enterprise AV system control?
A: Yes. When paired with a networked ULXD4 or ULXD4D receiver, the system integrates with Wireless Workbench 6 and supports AMX/Crestron control for enterprise AV management.

Q: What charging infrastructure is required for the rechargeable battery?
A: The SB900C battery charges via the SBC200 Dual Docking Charger, SBC210, SBC220 Networked Docking Charger, or SBRC Battery Rack Charger, all sold separately.

Q: What warranty covers this product?
A: Shure provides a two-year limited warranty on the ULXD2/KSM9. Contact Creation Networks for purchasing assistance or Shure directly for warranty service.