Shure QLXD2/SM87 — Handheld Wireless Transmitter with SM87 Capsule (J50A)
QLXD2/SM87 Overview
The Shure QLXD2/SM87 is a professional handheld wireless transmitter combining the QLXD2 body with the SM87 condenser capsule, operating in the J50A band (572–616 MHz). Designed for wireless vocal applications, it delivers 24-bit digital audio quality with efficient RF spectrum usage suited to dense RF environments. The system maintains clear, uninterrupted signal over a 100 m (330 ft.) operating range, making it a reliable choice for music venues, houses of worship, and corporate presentation spaces. Audio engineers and system integrators who require consistent wireless performance in demanding environments will find this transmitter well-suited to fixed and touring deployments alike.
All-metal construction provides the durability required for regular stage use, and IR sync with a compatible QLXD receiver streamlines setup and frequency coordination at the push of a button.
Key Features
- 24-Bit Digital Audio — Transparent wireless audio quality with no analog companding artifacts, preserving the natural character of the SM87 capsule
- SM87 Condenser Capsule — Shure’s supercardioid condenser capsule optimized for live vocal applications, delivering smooth, detailed sound reproduction
- J50A Band Operation — Factory-tuned to the 572–616 MHz frequency range for reliable spectrum availability in compatible markets
- 100 m (330 ft.) Operating Range — Maintains clear, uninterrupted RF signal across the full operating range in typical deployment conditions
- IR Sync — One-button infrared frequency sync with a compatible QLXD receiver eliminates manual frequency entry and accelerates system setup
- Efficient RF Spectrum Usage — Designed for coexistence with multiple simultaneous wireless channels in spectrum-congested environments
- All-Metal Construction — Full metal transmitter body provides stage-ready durability for touring and installed applications
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