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Shure BETA 58A

ShureMicrophone

BETA 58A

Released January 1996.5Press articleen.wikipedia.org/wiki/Shure_Beta_58ARead 23 October 2026Wikipedia: Shure introduced the Beta series in 1989 and revised the Beta 58 in 1996 into the Beta 58A with a new cartridge, no hum-bucking coil and an output transformer. The month 01 is a placeholder. RecordingHacks prints 1989, which dates the original Beta 58. The current BETA 58A is the 1996 revision. Last checked 23 October 2026.

Type
Dynamic
Polar patterns
Supercardioid
Outputs
XLR
Frequency response
50 Hz / 16 kHz

27 of 61 fields known.

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At a glance

All specs

SourceCalculated

General

Series
BETA1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data: product series BETA (beta_microphones).
Model numbers
Beta 58A1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data SKU Beta 58A. The page also lists regional SKUs BETA 58A-CHN, BETA 58A-J, BETA 58A-ROW, BETA 58A-TA, BETA 58A-X, BETA 58AB and BETA 58. They are not stored because no document says how they differ.
GTIN / EAN
0424060547201Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026UPC in the page data: 042406054720 for SKU Beta 58A.
Announced
Not available
Status
Available1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data life cycle status: available. The page has Add to Cart.
Predecessor
Not available
Successor
Not available
Launch price (US)
Not available
Launch price (EU)
Not available
Markets
Not available
Colours
Metallic Blue1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Variant short description: Dynamic Microphone, Supercardioid, Metallic Blue, 3-pin XLR Connector. The user guide calls the case silver blue.
Microphone type
Dynamic1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Shure describes a single-element dynamic microphone. The spec sheet says moving coil.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications: Cartridge Type Dynamic (moving coil).3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Specifications: Type Dynamic (moving coil).

Capsule and pickup

Capsule size
Not available
Capsules
11Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Why It's Better: a top-selling, single-element, dynamic microphone.
Polar patterns
Supercardioid1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data polar pattern: supercardioid. True supercardioid throughout its frequency range.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications: Polar Pattern Supercardioid.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Specifications: Supercardioid, rotationally symmetrical about the microphone axis, uniform with frequency.
Address type
End address3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Application and placement table: lips less than 15 cm away or touching the windscreen, on axis to the microphone. The guide says to hold the microphone by hand or mount it on a stand.6Spec databaserecordinghacks.com/microphones/shure/beta-58aRead 23 October 2026Notes: end-address, handheld design.

Sound specs

Frequency response
Min50 HzMax16 kHz1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data: Frequency Response 50 Hz-16 kHz.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications: Frequency Response 50 to 16,000 Hz.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Specifications: 50 to 16,000 Hz, on-axis at a distance of 2 feet.
Sensitivity (analog)
-51.5dBV/Pa1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data: Sensitivity -51.50 dBV/Pa and 2.60 mV/Pa. The 2015 spec sheet prints -51 dBV/Pa (2.8 mV), a 0.5 dB difference. The page and the user guide agree, so -51.5 is stored.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications: Sensitivity -51 dBV/Pa (2.8 mV) at 1 kHz, open circuit voltage, 1 Pa = 94 dB SPL. The user guide and the product page print -51.5 dBV/Pa (2.6 mV), which is stored.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Output Level (at 1,000 Hz): open circuit voltage -51.5 dBV/Pa (2.6 mV), 1 Pa = 94 dB SPL.
Sensitivity (digital)
Not available
Max SPL
Not available
Max SPL distortion limit
Not available
Self-noise
Not available
Digital noise floor
Not available
Signal-to-noise ratio
Not available
Dynamic range
Not available
Output impedance
150Ω2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications: Output Impedance 150 ohm. The user guide says rated 150 ohm (290 ohm actual).3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Impedance: rated impedance is 150 ohm (290 ohm actual) for connection to microphone inputs rated low Z. The rated value is stored. The page data and RecordingHacks print 290.6Spec databaserecordinghacks.com/microphones/shure/beta-58aRead 23 October 2026Prints 290 ohm, which is the actual value in the user guide. The rated 150 ohm is stored.

Connectivity

Outputs
XLR1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data connector: 3 Pin XLR. No USB output.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications: Connector three-pin professional audio (XLR), male. It is the only output listed.
Inputs for other sources
Not available
USB and XLR at once
Not available
USB port
Not available
Cable host plug
Not available
Cable length
Not available
Phantom power
Not required4Maker product pageshure.com/en-US/insights/what-is-phantom-power-why-do-i-need-itRead 23 October 2026Shure: a dynamic microphone, like the SM58, does not require phantom power because it has no active electronics inside. The BETA 58A is a moving-coil dynamic microphone with an output transformer. The page does not name the BETA 58A.

Digital audio

We could not find any of these 3 fields. Show them
Max bit depth
Not available
Max sample rate
Not available
32-bit float recording
Not available

Monitoring

Headphone output
No2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications list one connector, the three-pin XLR. No headphone output is listed, and the full list counts as saying so.
Zero-latency monitoring
Not available

Controls and processing

We could not find any of these 2 fields. Show them
Onboard controls
Not available
Onboard processing
Not available

Mounting and accessories

Mount threads
5/8 inch, 3/8 inch1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data furnished accessories: A25D adjustable stand adapter and 95A2050 5/8 inch to 3/8 inch (Euro) thread adapter. The user guide gives the A25D thread as 5/8 inch-27.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Adjustable stand adapter: slip-in, adjustable through 180 degrees with standard 5/8 inch-27 thread. Furnished accessories include a 5/8 inch to 3/8 inch (Euro) thread adapter.
Shock mount
Internal1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Features: advanced pneumatic shock mount system that minimizes transmission of mechanical noise and vibration. It sits inside the body.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Features: advanced pneumatic shock mount system.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Features: advanced pneumatic shock mount system.
Pop filter
Internal2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Features: effective built-in pop filter reduces undesirable wind and breath noise.
Desk stand included
No1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data furnished accessories hold a stand adapter, a thread adapter and a storage bag. The full list has no desk stand, which counts as saying so. The A25D adapter is a clip for a stand.

Design and build

Housing material
Enamel-painted die cast metal with spherical steel mesh grille1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Features: hardened steel mesh grille and rugged construction. The user guide and the spec sheet name the enamel-painted die cast metal case.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Features: dent-resistant steel mesh grille and enamel coated die-cast metal construction.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Case: silver blue enamel-painted die cast metal with hardened, matte-finished, spherical steel mesh grille.
RGB lighting
Not available
Lighting zones
Not available

Software

We could not find any of these 2 fields. Show them
Software
Not available
User firmware updates
Not available

Compatibility

We could not find any of these 2 fields. Show them
Works with
Not available
Consoles
Not available

Dimensions and weight

Front and side, drawn to scale.

Microphone dimensions
Width50Height50Depth160mm(2 × 2 × 6.3 in)1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data: width 50 mm, height 160 mm, depth 50 mm, which maps the 160 mm length to height. The microphone is round and end-address, so the 160 mm length is the depth toward the speaker and 50 mm is the width and height, as for the Shure SM58.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Overall dimensions: 160 mm long and 50 mm in diameter.6Spec databaserecordinghacks.com/microphones/shure/beta-58aRead 23 October 2026Prints 160 mm long and 50 mm maximum diameter.
Microphone weight
278g(9.8 oz)1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data weight: 278 g.2Maker spec sheet (PDF)content-files.shure.com/Pubs/BETA58A/beta58a-specification-sheet-english.pdfRead 23 October 2026Specifications: Weight Net 0.278 kg (0.62 lbs).3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Net weight: 278 grams (9.92 oz).6Spec databaserecordinghacks.com/microphones/shure/beta-58aRead 23 October 2026Prints 278 g.
Weight with stand
Not available

Certifications

Other certifications
CE3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Certification: eligible to bear CE marking. Conforms to European EMC Directive 89/336/EEC.

In the box

In the box
BETA 58A microphone, A25D Adjustable Stand Adapter, 95A2050 5/8" to 3/8" (Euro) Thread Adapter, 26A21 Storage Bag1Maker product pageshure.com/en-US/products/microphones/beta_58aRead 23 October 2026Page data furnished accessories: 1 A25D Adjustable Stand Adapter, 1 95A2050 5/8 inch to 3/8 inch (Euro) Thread Adapter and 1 26A21 Storage Bag. The microphone is added to the list.3Owner's manualpubs.shure.com/view/guide/BETA58A/en-US.pdfRead 23 October 2026Furnished accessories: adjustable stand adapter A25D, 5/8 inch to 3/8 inch (Euro) thread adapter 95A2050 and storage bag 26A21.

Warranty

We could not find any of these 1 fields. Show them
Manufacturer warranty (source market)
Not available

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