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Shure BLX14/SM31 Wireless Fitness Headset System, BLX4 Receiver, BLX1 Bodypack Transmitter & SM31 Cardioid Condenser Microphone

BLX Series Headset Wireless System with BLX4 single-channel Wireless Receiver, BLX1 Bodypack Transmitter and SM31FH Fitness Headset Mic

Shure BLX14/SM31 Wireless Fitness Headset System, BLX4 Receiver, BLX1 Bodypack Transmitter & SM31 Cardioid Condenser Microphone

Shure BLX® Wireless 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.

FEATURES

BLX4 Wireless Receiver

Up to 12 compatible systems (region dependent)
Microprocessor-controlled internal antenna diversity
One touch QuickScan locates the best open frequency
¼" and XLR audio outputs
Two color audio status indicator LED
- Green: Normal audio levels
- Red: Excessive audio levels (overload/clipping)

BLX1 Wireless Bodypack Transmitter

Adjustable gain control
Power and battery status LED
Quick and easy frequency matching
100 m (300 ft.) operating range (line of sight)
AA batteries (included) provide up to 14 hours of continuous use

SPECIFICATIONS

System

RF Bandwidth : 24 MHz
Dynamic Range : 100 dBA
Diversity : Antenna Diversity
Max Systems per Setup : 12
Number of RF Channels : 123
Wireless Transmission : Analog UHF
Included Transmitters : 1 x Bodypack
RF Frequency Band : J10: 584 to 608 MHz
Max Operating Range : 300' / 91.4 m (Line of Sight)

Receiver

Housing : ABS
Form Factor : Tabletop
Weight : 8.5 oz / 241 g
1 x 1/4" TRS Female Output
Antenna : 2 x Internal, Fixed
Number of Audio Channels : 1
Audio I/O : 1 x XLR 3-Pin Male Output
Approximate RF Sensitivity : -105 dBm
Power Requirements : AC/DC Power Adapter
Operating Temperature : 0 to 135°F / -17 to 57°C
Dimensions : 7.4 x 1.6 x 4.1" / 188 x 40 x 103 mm
Frequency Response : 50 Hz to 15 kHz (Dependent on Mic)
Impedance : XLR Output : 200 Ohms | 1/4" Output : 50 Ohms
AC/DC Power Adapter : 12 to 15 VDC at 160 mA, Center-Positive (Included)
Display & Indicators : 1 x Multi-Segment LED (Channel, Group) | 2 x LED (AF Level, Sync)
Audio Output Level : XLR Output : -27 dBV (Mic Level) | 1/4" Output : -13 dBV (Instrument Level)

Microphone

SNR : 66 dB
Sound Field : Mono
Weight : 2.12 oz / 60 g
Impedance : 600 Ohms
Polar Pattern : Cardioid
Operating Voltage : 5 V
Form Factor : Headworn
Dynamic Range : 117 dB
Cable Length : 3.61' / 1.1 m
Maximum SPL : 145 dB SPL
Capsule : Electret Condenser
Equivalent Noise Level : 28 dB
Frequency Range : 45 Hz to 20 kHz
Output Connectors : 1 x TA4/Mini XLR 4-Pin Female (Lockable)

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