BETA Series Vocal Microphone
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Shure Incorporated
Mac & Win
In Stock: YES Total on hand: 42 As of 05/19/2022
Availability: In stock

The Shure Beta 58A™ is a high-output supercardioid dynamic vocal microphone designed for professional sound reinforcement and project studio recording. It has become a leading choice among vocalists and touring professionals worldwide.


The Beta 58A maintains a true supercardioid pattern throughout its frequency range. The Beta 58A has a shaped frequency response that is ideal for close-up vocals. The superb performance of this microphone is not affected by rough handling because of its rugged construction, proven shock mount system, and hardened steel mesh grille.

Beta and KSM Series handhelds are engineered to reproduce the fine details of lead and backing vocals. Beta models provide a warm, clear sound, while the KSM9 rivals the finest studio mics and features switchable polar patterns.

Frequency response tailored for vocals, with brightened midrange and bass rolloff to control proximity effect

Uniform supercardioid pattern for high gain before feedback and superior rejection of off–axis sound

Neodymium magnet for high signal–to–noise output

Hardened steel mesh grille that resists wear and abuse

Advanced pneumatic shock mount system that minimizes transmission of mechanical noise and vibration

Minimally effected by varying load impedance

Legendary Shure quality and reliability


Dynamic (moving coil)


Frequency Response

50 to 16,000 Hz


Polar Pattern

Supercardioid, rotationally symmetrical about microphoneaxis, uniform with frequency.


Output Level (at 1,000 Hz)

Open Circuit Voltage: -51.5 dBV/Pa* (2.6 mV)

*1 Pa = 94 dB SPL



Rated impedance is 150 ohms (290 ohms actual) for connectionto microphone inputs rated low Z Phasing.

Positive pressure on diaphragm produces positive voltage onpin 2 with respect to pin 3.



Silver blue enamel-painted die cast metal with hardened,matte-finished, spherical steel mesh grille.


Adjustable, Stand Adapter

Slip-in microphone mounting, unbreakable, adjustable through180 degrees with standard 5/8"-27 thread, black finish.


Net Weight

278 grams (9.92 oz)

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