Shure
Shure BLX288/SM58-J11 Dual Wireless Vocal Microphone System
★★★★★
Deliver professional dual-vocal performances wirelessly with two legendary SM58 microphones and rock-solid Shure reliability up to 300 feet.
$769.00*
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*Price sourced from Amazon.com. Last updated:Jun 28, 2026.Price and availability are subject to change.
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Overview
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 300 ft (100 m) line-of-sight. Each BLX2 handheld transmitter operates up to 14 hours using AA batteries under typical conditions.
COMPLETE DUAL-CHANNEL AUDIO SETUP: Includes BLX88 dual-channel receiver, two BLX2 handheld transmitters with SM58 dynamic capsules, microphone clips, power supply, batteries, and user guide.
LEGENDARY SM58 SOUND: Each SM58 capsule features a cardioid pickup pattern engineered for clear vocals and speech while helping reduce background noise during live performances and presentations.
SHURE ENGINEERED RELIABILITY: Built with Shure’s trusted UHF wireless design and QuickScan frequency selection for fast setup. Supports up to 12 compatible systems per frequency band for expanded wireless setups.
Specifications
Brand
Shure
Model
BLX288/SM58-J11
Microphones Included
2x SM58 Handheld Vocal Transmitters
Receiver
BLX88 Dual-Channel Wireless Receiver
Frequency Band
J11
Polar Pattern
Unidirectional (Cardioid)
Frequency Response
20 kHz
Wireless Range
Up to 300 feet (100m)
Battery Life
Up to 14 hours (AA batteries)
Pros & Cons
👍 Pros
- Includes two industry-standard SM58 capsules known for durability and vocal clarity.
- Includes two SM58 capsules, an industry-standard vocal microphone known for its clear midrange and durability.
- Dual-channel receiver allows both microphones to operate simultaneously from a single rack unit.
- Dual-channel receiver allows both mics to operate simultaneously from one unit.
- 14-hour battery life on standard AA batteries keeps performances running without interruption.
- 14-hour battery life per transmitter on standard AA batteries keeps performances running without interruption.
- 300-foot operating range provides freedom of movement across stages and into audience areas.
- 300-foot wireless range provides generous freedom of movement on stage or in a venue.
- Quick setup with minimal configuration needed to get both channels running.
- Simple setup process requires minimal technical knowledge to get both channels running.
👎 Cons
- J11 frequency band must be verified for your region before purchase, limiting impulse buying.
- J11 frequency band is region-specific, so the system may not be legal or functional in all areas without verification.
- Uses disposable AA batteries rather than built-in rechargeable packs, adding ongoing cost.
- Does not include rechargeable battery packs — requires disposable AA batteries for each transmitter.
- The BLX series lacks advanced features like frequency diversity scanning found in higher-tier Shure systems.
- Unidirectional polar pattern requires consistent mic technique to maintain even vocal pickup.
- No built-in frequency scanning or automatic channel selection found on higher-tier Shure wireless systems.
- No built-in encryption, which may be a concern in dense RF environments.
- Receiver requires a half-rack space and does not include rack-mount hardware in the box.
Frequently Asked Questions
What frequency band is the J11, and how do I know if it works in my area?
The J11 band operates in a specific frequency range designated by the FCC. Use the Shure Wireless Frequency Finder tool on Shure's website to confirm compatibility with your location before purchasing.
What frequency band is this system and how do I know if it works in my area?
This is the J11 frequency band. You should check the Shure Wireless Frequency Finder tool on Shure's website to confirm the J11 band is approved for use in your specific region before purchasing.
Can both microphones be used simultaneously on the same receiver?
Yes, the BLX88 dual-channel receiver is designed to handle both SM58 handheld transmitters at the same time, making it ideal for duets, co-hosted events, or panel discussions.
Can I use both microphones at the same time on the dual-channel receiver?
Yes, the BLX288 receiver supports two independent channels simultaneously, so both SM58 handheld mics can be used at the same time without interference.
What type of batteries does the BLX288/SM58 system use, and how long do they last?
Each handheld transmitter runs on two standard AA batteries and delivers up to 14 hours of continuous use per set.
How long do the batteries last in each transmitter?
Each handheld transmitter runs up to 14 hours on a single pair of AA batteries, giving you extended performance time without needing to recharge or swap batteries mid-event.
What is the effective wireless range of this system?
The system operates reliably up to 300 feet (100 meters) in line-of-sight conditions, though walls, metal structures, and RF interference may reduce the effective range.
What is the effective wireless range of this system?
The system operates reliably up to 300 feet (100 meters) line-of-sight from the receiver, though walls and obstacles may reduce that range.
Does the system include the receiver, or is it sold separately?
The BLX288/SM58-J11 package includes the dual-channel BLX88 receiver and two SM58 handheld wireless microphones.
Does this system require any special setup or programming?
No, the BLX system is designed for quick and easy setup. You sync the transmitters to the receiver with minimal configuration, making it accessible for users without wireless audio experience.
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