Shure BLX® Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.

Includes BLX4 single-channel receiver, BLX2/SM58 handheld transmitter, microphone clip, power supply, 2 AA batteries, and user guide.

Made to handle voice with clarity and care, the uniform cardioid polar pattern reproduces every note as it was intended. And it leaves background noise behind. On any stage—from the club show to the stadium—the SM58 delivers warm, crisp sound time after time.

If you’ve ever heard someone sing or speak into a live microphone, there’s an excellent chance it was an SM58. Rock stars. Pop idols. Comedians. Presidents. Popes. Immortal words have passed through its iconic grille for generations. And with engineering and durability that set the world standard, it’s sure to keep turning up at legendary performances.

FCC CONSUMER ALERT (U.S.)

Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device. Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change.