Shure QLXD2/SM58-K51 Wireless Microphone Transmitter - Microphone

Shure QLXD2/SM58-K51 Wireless Microphone Transmitter arrives as a professional-grade handheld transmitter designed for reliable wireless vocal performance.

This Shure QLXD2/SM58-K51 transmitter operates in the 606–670 MHz band, offering a wide RF range that helps avoid interference and ensures stable audio for live shows and presentations.

The transmitter is built around the proven SM58 capsule with a microphone frequency response of 20–20,000 Hz, reproducing vocals with clarity and natural warmth across the full audible spectrum.

Designed for practical onstage use, the handheld transmitter features a clear LCD with backlight so settings and battery life are visible even under stage lighting. The display provides quick access to channel and battery information.

Portability and endurance are balanced with a compact form factor (51 mm width and depth, 256 mm height) and a lightweight 347 g body. The unit runs on a rechargeable Lithium‑Ion (Li‑Ion) battery for extended performance and fewer battery swaps.

Finished in black and grey, the transmitter has a professional look that blends into any stage setup while offering rugged performance for touring, houses of worship, corporate events, and broadcast use.

Typical use cases include live vocal performances, conference speaking, theatre productions, and remote broadcast applications where dependable wireless transmission and clear vocal reproduction are essential.

Key selling points include stable 606–670 MHz operation, full 20–20,000 Hz microphone response, a backlit LCD for easy monitoring, Li‑Ion power for long runtimes, and a durable handheld form factor ideal for professional environments.

• Operating frequency: 606–670 MHz
• Microphone response: 20–20,000 Hz
• Rechargeable Li‑Ion battery with backlit LCD