Shure BLX24R/SM58 Wireless Handheld Microphone System

Description

The Shure BLX24R/SM58 Wireless Rack-mount Vocal System combines professional-quality sound with simple setup and up to 14 hours battery life for legendary audio performance right out of the box. The system includes BLX4R half-rack single-channel receiver, legendary SM58 handheld transmitter, microphone clip, power supply, 2 AA batteries, rackmount kit, 2 1/4 wave antennas, and user guide.

Features

The Shure BLX24R/SM58 brings performers and presenters a cost-effective wireless handheld microphone system with quality sound, simple setup, intuitive operation, and dependable performance right out of the box. It includes the rugged BLX4R single-channel receiver with LCD display, adjustable output level, and removable antennas for rackmounting the unit—ideal for sound-reinforcement applications in small venues, wedding halls, and houses of worship.

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.

Shure BLX24R-SM58 Handheld Mic Wireless Microphone System -Rack Mountable | eBay

The SM58 Microphone Capsule

Boasting a classic look and world-renowned engineering, the SM58 is a durable, versatile mic that handles vocals with clarity and precision. The cardioid pattern minimizes the pickup of background noise, so the mic captures your voice—and not any noise from the sides or back. An integrated pneumatic shock mount absorbs handling noise, so your sound doesn’t get lost in vibration. Meanwhile, the iconic spherical mesh grille and the mic’s built-in pop filter protect your audio from wind and plosives, helping you effortlessly screen out unwanted air.

BLX2 Handheld Transmitter

Lightweight and rugged, the BLX2 delivers audio with professional-caliber clarity and consistency, its sound is customized via its integrated microphone capsule design. This handheld transmitter is capable of -10dB of gain attenuation.

BLX4R Wireless Receiver

Boasting a rugged build, optimized linearity and frequency response, and scalable versatility, the BLX4R includes a rack mount kit for permanent installation, allowing it to be easily incorporated into any setup. Its removable antennas enable quick distribution. It can expand to up to 12 mic channels, making it a great choice to start and grow your sound system. Setup is quick and easy with QuickScan frequency selection, which also provides improved linearity and frequency response.

Shure BLX24R/SM58 (596 to 616 MHz, J11 Band) Handheld wireless microphone system — includes BLX4R rack-mount receiver, SM58 microphone with BLX2 transmitter at Crutchfield

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.

In The Box

BLX2/SM58 handheld transmitter
BLX4 receiver
PS24US power supply
(2) AA batteries
Mic clip

Specifications

Key Specs

Wireless Technology	Analog UHF
Included Transmitters	1x Handheld
Diversity	Antenna Diversity
Max Operating Range	300′ / 91.4 m (Line of Sight)
Receiver Type	Tabletop
Microphone Type	Handheld Capsule
Polar Pattern	Cardioid

System

Wireless Technology	Analog UHF
Number of RF Channel Frequencies	123
Included Transmitters	1x Handheld
Diversity	Antenna Diversity
RF Frequency Band	H9: 512 to 542 MHz
RF Bandwidth	24 MHz
RF Channel Scanning	Auto-Scan
Max Operating Range	300′ / 91.4 m (Line of Sight)
Max Transmitters per Band	12
Built-In Recorder	No
Timecode Support	No
Mobile App Compatible	No
Dynamic Range	100 dBA

Receiver

Receiver Type	Tabletop
Mounting Options	Rackmount (with Included Hardware)
Rackmount Size	1 RU (1/2 Rack)
Antenna	2x 1/4 Wave External, Detachable (Rear-Mount)
Number of Audio Channels	1
Audio I/O	1x XLR 3-Pin Male Balanced Output 1x 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	1x Backlit LCD (AF Level, Channel, Group, Metering, RF Level) 1x 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

Transmitter Type	Handheld
RF Output Power	10 mW
Audio I/O	No
Muting	Off/On Switch
Auto-Level Control	No
Gain Range	-20 to -10 dB
Sync Method	Manual
Antenna	1x Internal (Handheld)
Power Requirements	Battery
Battery Type	2x AA (Included)
Approx. Battery Life	14 Hours (Alkaline)
Display & Indicators	1x Multi-Segment LED (Channel, Group) 1x 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)