Shure QLXD2/KSM9 — Handheld Wireless Transmitter with KSM9 Capsule
QLXD2/KSM9 Overview
The Shure QLXD2/KSM9 is a professional handheld wireless transmitter operating in the H50 band (534-598 MHz) and delivering 24-bit digital audio quality with efficient RF spectrum usage. The transmitter pairs with the legendary KSM9 interchangeable microphone capsule, making it a trusted solution for wireless vocal applications across presentation spaces, music venues, and houses of worship. All-metal construction provides the durability required for demanding live and installed environments. This system is well-suited for audio engineers, system integrators, and worship audio teams who require reliable, broadcast-grade wireless performance.
IR sync with a compatible QLXD receiver enables fast, straightforward setup, and the transmitter maintains clear, uninterrupted signal across its full 100 m (330 ft.) operating range.
Key Features
- 24-Bit Digital Audio — Transparent digital audio quality suitable for professional vocal reinforcement and broadcast applications
- KSM9 Interchangeable Capsule — Legendary Shure KSM9 capsule delivers studio-grade vocal clarity in a live wireless format
- H50 Band Operation — Operates across 534-598 MHz for reliable frequency coordination in compatible RF environments
- Efficient RF Spectrum Usage — Designed to operate cleanly in congested RF environments, maximizing available channel count
- IR Sync — One-button infrared sync to a compatible QLXD receiver simplifies setup and frequency matching
- 100 m (330 ft.) Range — Maintains clear, uninterrupted signal throughout the full operating range
- All-Metal Construction — Durable build quality engineered for repeated use in live performance and installed venue applications
- Interchangeable Capsule System — Compatible with a wide selection of Shure microphone capsules, allowing sound signature flexibility across applications

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