Shure

Shure BLX24R/B58-J11 Wireless BETA 58A Mic System

4.5 (181 reviews)

Wireless BETA 58A vocal clarity with 300-foot range and rack-mount reliability for demanding live stages and houses of worship

$539.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Shure BLX24R/B58-J11 pairs the bright, presence-heavy sound of the BETA 58A supercardioid capsule with a dependable UHF wireless link built for working vocalists. On stage, the BETA 58A's tight polar pattern translates directly — monitors and stage wash stay out of the mic, and the vocal sits forward in the mix with the kind of upper-midrange clarity that helps a singer cut through a loud band without the engineer reaching for EQ. The wireless transmission preserves that character faithfully across the system's 300-foot operating range, making it equally suited for worship leaders who walk the room and frontmen who work the crowd.

The single-channel rack-mount receiver is built for permanent installation, occupying one standard rack unit with included mounting hardware. A balanced XLR output feeds directly into any console or snake, and the one-touch QuickScan finds the cleanest available UHF frequency in seconds — a real time-saver during load-in. The handheld transmitter's 14-hour battery life on two AA cells eliminates mid-service or mid-set anxiety, and the system's support for up to 12 simultaneous channels means you can grow into a full wireless vocal rig without changing platforms. Build quality is solid for the price tier, though the transmitter's lighter plastic construction is a noticeable step down from Shure's flagship handhelds in terms of heft and hand-feel.

Key Features

J11 (596–620 MHz) UHF FREQUENCY BAND: Operates on the J11 (596–620 MHz) UHF frequency band for dependable wireless audio transmission in regions where this spectrum is authorized. Verify local compliance before ordering.

PROFESSIONAL RANGE & ALL-DAY POWER: Provides reliable audio transmission up to approximately 300 ft (100 m) line-of-sight. The BLX2 handheld transmitter operates up to 14 hours using two AA batteries under typical conditions.

COMPLETE RACK-MOUNT AUDIO SETUP: Includes BLX4R half-rack receiver, BLX2 handheld transmitter with Beta 58A capsule, microphone clip, rackmount hardware kit, power supply, 2 AA batteries, antennas, and user guide.

BETA 58A SUPERIOR VOCAL PERFORMANCE: The Beta 58A dynamic mic capsule features a supercardioid pickup pattern engineered to capture clear vocals while helping isolate stage noise in live performance environments.

SHURE ENGINEERED RELIABILITY: Built with Shure’s trusted UHF wireless design and QuickScan for easy setup, supporting up to 12 compatible systems per band for stable, dependable performance.

Specifications

System Type
Wireless Microphone System
Microphone Capsule
BETA 58A Supercardioid Dynamic
Receiver Type
Single-Channel Rack Mount
Frequency Band
J11 (UHF)
Operating Range
Up to 300 ft (100 m)
Battery Life
Up to 14 hours (2x AA)
Audio Sensitivity
58 dB
Max Simultaneous Channels
12 per frequency band
Receiver Output
Balanced XLR
Brand
Shure
Model
BLX24R/B58-J11

Pros & Cons

👍 Pros

  • The BETA 58A supercardioid capsule delivers a forward, articulate midrange that cuts through a live mix without harsh sibilance
  • Rack-mount receiver with XLR output integrates cleanly into professional FOH and monitor signal chains
  • 14-hour battery life on standard AA cells means no transmitter failures mid-set, even on marathon gigs
  • Up to 12-channel expandability lets you scale the system for full vocal ensembles without switching platforms
  • One-touch frequency scan finds clear UHF channels quickly, reducing soundcheck time in crowded RF environments

👎 Cons

  • No built-in pad or gain trim on the transmitter, so hot vocalists may clip the input before the signal reaches the mixer
  • UHF diversity reception is basic compared to higher-tier Shure systems, which can show dropouts in heavily reflective metal venues
  • The J11 frequency band is region-specific and may not be usable outside the United States without retuning
  • Plastic transmitter body feels lighter than the wired BETA 58A, which some vocalists find less balanced in hand
  • No rechargeable battery option included — ongoing AA battery costs add up for high-use installations

Frequently Asked Questions

The supercardioid BETA 58A capsule is identical to the wired model, delivering the same bright, present midrange and tight off-axis rejection. The wireless transmission in the BLX system is designed to preserve that frequency response without coloring the signal.
Yes — the BLX platform supports up to 12 compatible channels per frequency band. The rack-mount receiver includes frequency scan to find clean channels automatically, making multi-system deployment straightforward in dense RF environments.
The handheld transmitter runs on two standard AA batteries with up to 14 hours of life. No phantom power is involved — the BETA 58A capsule in wireless form is powered entirely by the transmitter's battery supply.
The J11 band operates in the UHF range and is license-free in most US regions. Shure provides a Wireless Frequency Finder tool on their website — always verify your venue's location before purchasing to avoid interference issues.
The BLX24R rack-mount receiver outputs a balanced XLR signal at mic level, so it drops directly into any mixer channel or stage box input. It occupies a single rack unit and includes mounting hardware for standard 19-inch racks.