Shure BLX288/B58 Dual Channel Wireless Handheld System

MSRP: $999.00
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Shure BLX288/B58 Dual Channel Wireless Handheld Microphone System. BLX Series Wireless System with 2 BLX2/B58 Handheld Microphones with Transmitters, BLX88 Receiver, Power Supply, Batteries, and Microphone Clips

The system includes the BLX88 receiver and two BLX2/B58 handheld transmitters with integrated Beta 58A supercardioid dynamic microphone capsules. 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 four AA batteries, at a range up to 300'. Up to 12 mic channels can operate simultaneously in each frequency band.

  • Dual-channel wireless handheld microphone system
  • 2 BLX2/B58 handheld transmitters with integrated Beta 58A supercardioid dynamic microphone capsules
  • BLX88 receiver accommodates both handheld transmitters with a single, streamlined unit
  • Cutting-edge QuickScan technology locates the best open frequency to safeguard against interference
  • Provides up to 14 hours of use with two AA batteries
  • Operating range of up to 300’ supplies total wireless freedom
  • XLR and 1/4” output connectors ensures compatibility with a wide range of gear
  • Allows you to use up to 12 compatible systems per frequency band
  • Rugged, road-worthy construction
  • Power supply, batteries, and mic clips are included


Wireless Technology Analog UHF
Number of RF Channel Frequencies 123
Included Transmitters 2 Handheld
Diversity Antenna Diversity
RF Frequency Bands

H9: 512 - 542 MHz

H10: 542-572 MHz

H11: 572-596 MHz

J11: 596- 616 MHz



RF Bandwidth 30 MHz
Max Operating Range 300' / 91.4 m (Line of Sight)
Max Transmitters per Band 12
Dynamic Range 100 dBA
Receiver Type Tabletop BLX88
Antenna 2 Internal
Number of Audio Channels 2
Audio I/O 2 XLR 3-Pin Male Balanced Output
2  1/4" TRS Female Unbalanced Output
Audio Output Level XLR Outputs:-27 dBV (Mic Level)
1/4" Outputs: -13 dBV (Instrument Level)
Frequency Response 50 Hz to 15 kHz (Dependent on Mic)
Impedance XLR Outputs:200 Ohms
1/4" Outputs: 50 Ohms
Power Requirements AC/DC Power Adapter
AC/DC Power Adapter 12 to 15 VDC at 160 mA, Center-Positive (Included)
Display & Indicators 2 Multi-Segment LED (Channel, Group)
4 LED (AF Level, Sync)
Housing ABS
Operating Temperature 0 to 135°F / -17 to 57°C
Dimensions 12.1 x 1.6 x 4" / 308 x 40 x 101 mm
Weight 15.1 oz / 429 g
Transmitter Type Handheld BLX2/Beta 58
RF Output Power 10 mW
Muting Off/On Switch
Gain Range -20 to -10 dB
Sync Method Manual
Antenna 1  Internal (Handheld)
Power Requirements Battery
Battery Type 2 AA (Included)
Approx. Battery Life 14 Hours (Alkaline)
Display & Indicators 1 Multi-Segment LED (Channel, Group)
1 LED (Battery Status, Power)
Housing ABS
Dimensions 2.1 x 8.8" / 53.3 x 223.5 mm
Weight 7.7 oz / 218 g (without Batteries)
Microphone Type Handheld Capsule
Sound Field Mono
Capsule Dynamic
Polar Pattern Supercardioid
Frequency Range 50 Hz to 16 kHz
Sensitivity -51.5 dBV/Pa at 1 kHz