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When performance is freed from its wires, it can go to exciting places. But noise and dropouts can stop it cold. BLX® Wireless makes it simple to get great sound out of a dependable wireless system. And when you can go wireless without worry, you can perform without limits.

Main Features

  • Available Transmitter Form factors: Handheld, Bodypack
  • Operating range (up to): 100 m (Under typical conditions)

SUPERIOR AUDIO - Perform with Confidence
Get the show going with no wires attached. Professional Shure sound for every band and any vocal need.

RELIABLE SIGNAL - Extend your range
With a range of up to 300 feet (100m), you can take the show into the crowd without interruption.

EASY SETUP – Own the stage
BLX will have you up and running in record time with one-touch scan and selection.

BATTERY LIFE – 14 hours of power
Because BLX transmitters get up to 14 hours of power from a single pair of AA batteries, the show can go on and on (and on).

SYSTEMS EXPANSIONS – Run up to 12 channels per frequency band*
You’ll probably need to find a bigger stage before you run out of channels.
*Note: region and environment dependent.

VERSATILITY INCLUDED – You’ve got options
An impressive variety of Shure microphones are available in BLX systems, so you can find what works for you.

Wireless Sets

Components

Specs

Technical specifications

BLX Specifications
Operating Range (up to):
100 m (Under typical conditions)
BLX4 Specifications
Weight:
241 g
Height x Width x Depth:
40.0 × 188.0 × 103.0 mm
Transmission:
Analog
Type of Power Supply:
External
Receiver Housings:
Molded ABS
Active Antenna Possible:
No
Bias via BNC:
No
Encryption:
No
High Density Mode:
No
Interference Detection:
No
Remote Control:
No
Number of compatible systems info:
12
DANTE-Enabled Products:
No
Scan Features:
Quick Scan
Sync Features:
None
Detachable Antennas:
No
Network ability:
No
Software control :
No
Logic:
No
Cascade:
No
Rack Hardware:
Optional: Urt2
Receiver Displays:
LEDs
Receiver type:
Single
Included antenna:
Internal
Line Mic Switch:
No
Image Rejection:
50 dB, typical
RF Sensitivity:
-105 dBm, for 12dB SINAD, typical
Phantom Power Protection:
Yes
BLX88 Specifications
Weight:
429 g
Height x Width x Depth:
40.0 × 388.0 × 116.0 mm
Transmission:
Analog
Type of Power Supply:
External
Receiver Housings:
Molded ABS
Active Antenna Possible:
No
Bias via BNC:
No
Encryption:
No
High Density Mode:
No
Interference Detection:
No
Remote Control:
No
Number of compatible systems info:
12
DANTE-Enabled Products:
No
Scan Features:
Quick Scan
Sync Features:
None
Detachable Antennas:
No
Network ability:
No
Software control :
No
Logic:
No
Cascade:
No
Rack Hardware:
Optional: Urt2
Receiver Displays:
LEDs
Receiver type:
Dual
Line Mic Switch:
No
Image Rejection:
50 dB, typical
RF Sensitivity:
-105 dBm, for 12dB SINAD, typical
Phantom Power Protection:
Yes
BLX4R Specifications
Weight:
998 g
Height x Width x Depth:
45.0 × 198.0 × 163.0 mm
Transmission:
Analog
Type of Power Supply:
External
Receiver Housings:
Molded ABS, Metal
Active Antenna Possible:
Optional with UABiasT
Bias via BNC:
No
Encryption:
No
High Density Mode:
No
Interference Detection:
No
Remote Control:
No
Number of compatible systems info:
12
DANTE-Enabled Products:
No
Scan Features:
Quick Scan
Sync Features:
None
Detachable Antennas:
Yes
Network ability:
No
Software control :
No
Logic:
No
Cascade:
No
Rack Hardware:
Included Rack Mounts Brackets
Receiver Displays:
Multi-function LCD
Receiver type:
Single
Included antenna:
External 1/4 Wave
Battery Status:
Multi-Color LED
Line Mic Switch:
No
Image Rejection:
50 dB, typical
RF Sensitivity:
-105 dBm, for 12dB SINAD, typical
Phantom Power Protection:
Yes
Antenna Input Impedance:
50 Ω
BLX2/B58 Specifications
Weight:
340 g
Height x Width x Depth:
224.0 × 53.0 × 53.0 mm
Transmitter weight:
218 g
Battery life lithium:
0 h
Battery life alkaline:
14 h
Form Factor:
Handheld
Transmitter housings:
Molded ABS
Audio Mute:
No
Detachable Antennas:
No
Switchable RF power:
No
Batteries:
AA
Battery Status:
Multi-Color LED
Frequency Diversity:
No
Functionality:
Transmitter
High Density Mode:
No
Transmission:
Analog
BLX2/PG58 Specifications
Weight:
340 g
Height x Width x Depth:
224.0 × 53.0 × 53.0 mm
Transmitter weight:
218 g
Battery life lithium:
0 h
Battery life alkaline:
14 h
Form Factor:
Handheld
Transmitter housings:
Molded ABS
Audio Mute:
No
Detachable Antennas:
No
Switchable RF power:
No
Batteries:
AA
Battery Status:
Multi-Color LED
Frequency Diversity:
No
Functionality:
Transmitter
High Density Mode:
No
Transmission:
Analog
BLX2/SM58 Specifications
Weight:
340 g
Height x Width x Depth:
224.0 × 53.0 × 53.0 mm
Transmitter weight:
218 g
Battery life lithium:
0 h
Battery life alkaline:
14 h
Form Factor:
Handheld
Transmitter housings:
Molded ABS
Audio Mute:
No
Detachable Antennas:
No
Switchable RF power:
No
Batteries:
AA
Battery Status:
Multi-Color LED
Frequency Diversity:
No
Functionality:
Transmitter
High Density Mode:
No
Transmission:
Analog
BLX1 Specifications
Weight:
75 g
Height x Width x Depth:
110.0 × 64.0 × 21.0 mm
Battery life lithium:
0 h
Battery life alkaline:
14 h
Form Factor:
Bodypack
Transmitter housings:
Molded ABS
Audio Mute:
No
Detachable Antennas:
No
Switchable RF power:
No
Batteries:
AA
Battery Status:
Multi-Color LED
Connectors:
TQG
Frequency Diversity:
No
Functionality:
Transmitter
Gain adjustment range:
26 dB
High Density Mode:
No
Included antenna:
1/4 wave
Input impedance:
1000 kΩ
Transmission:
Analog

Further Technical Specifications

Further Specs:
  • Dynamic Range: 100 dB, A-weighted, typical
  • Audio Frequency Response: 50 to 15,000 Hz
    (Note: Dependent on microphone type)
  • Total Harmonic Distortion: Ref. ±33 kHz deviation with 1 kHz tone: 0.5%, typical
  • Cross-Subnet Connection/Control: No
  • Operating Temperature Range: -18°C (0°F) to 57°C (135°F)
    (Note: Battery characteristics may limit this range.)
  • Encryption: No
  • No. of compatible systems: 12
  • Transmission: Analog
  • High density mode: No
  • Interference detection: No
  • Remote control: No
  • DANTE Audio Network Interface: No
  • System Audio Polarity: Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of lowimpedance output) and the tip of the high impedance 1/4-inch output.

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Optional accessories

faq

Are the handheld transmitter capsules interchangeable?

No.

I perform all over Europe. What system should I buy?

The 2.4 GHz range that is used with GLX-D systems is usable globally without any need for registration. There is no UHF TV band used for BLX that can be used all over Europe and in many countries you need to register the systems.
Full list of Shure technical questions and answers

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