Shure BLX24 Vocal Wireless System with SM58 Microphone


Industry standard microphone tailored to deliver warm and clear vocal reproduction with analogue (BLX) transmission.

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Industry standard SM58 microphone tailored to deliver warm and clear vocal reproduction.

Shure Wireless (BLX) Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.

Includes BLX4 single-channel receiver, BLX2/SM58 handheld transmitter, microphone clip, power supply, 2 AA batteries, and user guide.

Industry-standard professional microphones for daily touring, club and studio performances with analogue handheld transmitter. Integrated microphone capsule design

Power and battery status LED, Adjustable gain control, Quick and easy frequency matching, up to 14 hours of continuous use, 100m operating range

Up to 12 compatible systems (region dependent), Microprocessor-controlled internal antennadiversity, One touch QuickScan locates the best open Frequency, ¼” and XLR audio outputs, Two color audio status indicator LED

The SM Wireless Vocal System with SM58, an industry-standard, highly versatile cardioid dynamic vocal microphone; tailored to deliver warm and clear vocal reproduction combines simple setup and an intuitive interface for performance you can trust in.


  • Compatible systems per frequency band (up to): 12

  • Selectable frequencies: Up to 150

  • Auto Setup Features: QuickScan : Finds group with most compatible frequencies and sets to best frequency

  • Audio Reference Companding: Yes

  • Included Antennas: BLX4, BLX88: Internal, BLX4R: Detachable

  • Transmitter Display: LED

  • Receiver Display: BLX4, BLX88: LED, BLX4R: High-resolution LCD screen

  • Battery, Endurance: 2AA, up to 14h

  • Environment: Daily Touring



  • Operating Range: 91 m ( line of sight – actual range depends on RF signal absorption, reflection and interference)

  • Available Frequencies: Between 524–865 MHz (available frequencies depend on applicable regulations in country where system used)

  • Audio Range: 50–15,000 Hz (dependent on microphone type)

  • Transmitter RF Output Power: 10 mW, typical (varies by region)

  • Audio Output Connector: XLR and 1/4″ (6.3 mm) unbalanced Maximum Output Level: -27 dBV (XLR, mic level), -13 dBV (1/4″)

  • Battery Life: Up to 14 hours

  • Dynamic Range: 100 dB A-weighted

  • System Distortion: 0.5% THD typical (ref. +/- 38 kHz deviation, 1 kHz tone)

  • Operating Temperature Range: -18°C (0°F) – +50°C (122°F)

  • Power Requirements: BLX1, BLX2: 2 AA alkaline or rechargeable batteries

  • BLX4: 12–18 V DC at 150 mA, supplied by external power supply




  • Output Impedance:

    • – XLR connector 200 Ω

    • – 6.35 mm (1/4″) connector: 50 Ω

  • Audio Output Level Ref. ±33 kHz deviation with 1 kHz tone:

    • – XLR connector –27 dBV (into 100 kΩ load)

    • – 6.35 mm (1/4″) connector –13 dBV (into 100 kΩ load)

  • RF Sensitivity: 105 dBm for 12 dB SINAD, typical

  • Image Rejection: >50 dB, typical

  • Dimensions: 40 mm X 188 mm X 103 mm (H x W x D)

  • Weight: 241 g

  • Housing: Molded ABS

  • Power Requirements: 12–15 V DC @ 160 mA, supplied by external power supply (tip positive)


  • Audio Input Level

    • – gain 0dB: -20 dBV maximum

    • – gain -10dB: -10 dBV maximum

  • Gain Adjustment Range: 10 dB

  • RF Transmitter Output: 10 mW, typical, varies by region

  • Dimensions: 224 mm X 53 mm dia.

  • Weight: 218 g (without batteries)

  • Housing: Molded ABS

  • Power Requirements: 2 LR6 AA batteries, 1.5 V, alkaline

  • Battery Life: up to 14 hours (alkaline)

Additional information

Weight 2125 g









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