The BLX24R/SM58 also includes a handheld transmitter equipped with the legendary SM58 cardioid dynamic capsule, an industry standard for vocalists and announcers. The receiver features one-touch QuickScan frequency selection to quickly search 123 available frequencies and locate a clean RF channel in case of interference. The system provides up to 14 hours of continuous use with two AA batteries, at a range up to 300′. Up to 12 mic channels can operate simultaneously in each frequency band.

Classic SM58 Mic Capsule Optimized for Vocals and Speech

The integrated SM58 dynamic capsule features a cardioid polar pattern that minimizes background noise and feedback. Its brightened midrange and bass roll-off deliver that sought-after warm and clear vocal reproduction. The built-in spherical wind and pop filter reduces plosives for clean and intelligible speech.

Lightweight Handheld Transmitter

The durable BLX2 handheld transmitter offers a lightweight, ergonomic design and is comfortable to hold. Group and channel selection buttons allow for quick and simple frequency matching with the receiver. Other features include an easily accessible on/off button, adjustable gain control, and a black identification cap. The WA621 Color ID Caps kit containing assorted colored caps is available as an optional accessory.

A Versatile System to Meet Your Needs

Shure offers the BLX2 handheld transmitter with a variety of mic capsules to choose from.The BLX1 bodypack transmitter accommodates a wide range of hands-free microphone options including lavalier, headset, instrument, and earset models to adapt your BLX system as your needs evolve:

• The WL185 lavalier mic and discrete MX153 sub-miniature earset mic provide exceptional clarity in spoken word applications.
• The PGA31 is a comfortable, durable headset microphone for active performance.
• Instrumentalists can attach the WB98H/C flexible gooseneck instrument microphone for brass, woodwind, and percussion applications.
• The WA302 guitar cable lets you connect to a guitar or bass.

Easy-to-Use Rackmount Receiver for Quality Audio

The BLX4R receiver employs a microprocessor-controlled antenna diversity system to improve the quality and reliability of your wireless audio. The receiver can be rackmounted with the included hardware, allowing you to position the two removable antennas on the front of the rack for optimal signal reception.The LCD display shows group and channel settings, and allows you to meter audio level and signal strength. An LED indicator even lets you keep an eye on the transmitter’s remaining battery life. The unit offers 1/4″ and XLR connectors with adjustable output level for flexible connectivity to PA systems and mixing boards.

SPECS

System
Wireless Transmission Analog UHF
Number of RF Channels 123
Included Transmitters 1 x Handheld
Diversity Antenna Diversity
RF Frequency Band H10:
542 to 572 MHz
RF Bandwidth 24 MHz
RF Channel Scanning Auto-Scan
Max Operating Range 300' / 91.4 m (Line of Sight)
Max Systems per Setup 12
Dynamic Range 100 dBA
Receiver
Form Factor Tabletop
Mounting Options Rackmount (with Included Hardware)
Rackmount Size 1 RU (1/2 Rack)
Antenna 2 x 1/4 Wave External, Detachable (Rear-Mount)
Number of Audio Channels 1
Audio I/O 1 x XLR 3-Pin Male Balanced Output
1 x 1/4" TS Female Unbalanced Output
Audio Output Level XLR Output:
-20.5 dBV (Mic Level)
1/4" Output:
-13 dBV (Instrument Level)
Frequency Response 50 Hz to 15 kHz (Dependent on Mic)
Impedance XLR Output:
200 Ohms
1/4" Output:
50 Ohms
Adjacent Channel Isolation >50 dB
Power Requirements AC/DC Power Adapter
AC/DC Power Adapter 12 to 15 VDC at 260 mA, Center-Positive (Included)
Display & Indicators 1 x Backlit LCD (AF Level, Channel, Group, Metering, RF Level)
1 x LED (Transmitter Battery Status)
Housing Steel
Operating Temperature 0 to 135°F / -17 to 57°C
Dimensions 7.8 x 2 x 6.4" / 198 x 50 x 163 mm (without Mounting Hardware, Antennas)
Weight 35.2 oz / 998 g
Transmitter
Form Factor Handheld
RF Output Power 10 mW
Audio I/O None
Muting Off/On Switch
Auto-Level Control No
Gain Range -20 to -10 dB
Sync Method Manual
Antenna 1 x Internal (Handheld)
Power Requirements Battery
Battery Type 2 x AA (Included)
Approx. Battery Life 14 Hours (Alkaline)
Display & Indicators 1 x Multi-Segment LED (Channel, Group)
1 x LED (Battery Status, Power)
Housing ABS
Dimensions 2.5 x 4.3 x 0.8" / 64 x 110 x 21 mm
Weight 7.7 oz / 218 g (without Batteries)
Microphone
Form Factor Handheld Capsule
Sound Field Mono
Capsule Dynamic
Polar Pattern Cardioid
Frequency Range 50 Hz to 15 kHz
Sensitivity -54.5 dBV/Pa
General
Packaging Info
Package Weight 7.45 lb
Box Dimensions (LxWxH) 18.4 x 14.8 x 3.9"

IN THE BOX

Shure BLX24R/SM58 Rackmount Wireless Handheld Microphone System with SM58 Capsule (H11: 542 to 572 MHz)
Shure BLX4R Rackmount Wireless Receiver (H10: 542 to 572 MHz)
Shure BLX2/SM58 Handheld Wireless Microphone Transmitter with SM58 Capsule (H10: 542 to 572 MHz)
Microphone Clip
2 x Antennas
2 x BNC Antenna Adapters
2 x BNC Antenna Cables (22")
Hardware Mounting Kit
Short Rackmount Bracket with Link Bar
Long Rackmount Bracket
2 x AA Batteries
Shure PS24US Power Supply for Select Wireless Receivers
Padded Zipper Case
Limited 2-Year Warranty