The durable BLX4 features simple setup, intuitive controls, and microprocessor-controlled internal antenna diversity. One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference.
Made to match up with BLX1 or BLX2 transmitters, this diversity receiver features:
- Up to 12 compatible systems per frequency band (region dependent)
- Microprocessor-controlled internal antenna diversity
- One-touch QuickScan frequency selection quickly locates the best frequency
- 1/4" and XLR audio outputs
- Two color audio status indicator LED
- Quick and easy frequency matching
- Available Frequencies: Between 524–865 MHz
- 300 feet (91 m) operating range (line of sight)
Note: When purchasing separate wireless components, frequency bands must be matched to ensure proper system operation

SKU | SHU-BLX4 |
Vendor | Shure |
Mpn | BLX4 |
Product Unique Features | Works with BLX wireless transmitters |
Wired Wireless | Wireless |
Frequency Response | 50 to 15,000 Hz |
On/Off Switch | No |
Recommended Uses | Live audio applications |
Requires Phantom Power | No |
Shure Limited Warranty
Every Shure product comes with a Limited Warranty that in normal use the product will be free of any defects in materials or workmanship for a period of one or two years from its original date of purchase. However, this is not intended as a complete statement of the actual Limited Warranty applicable to any product. The Limited Warranty includes other important terms, conditions, limitations, and exclusions. For the actual Limited Warranty applicable to any product, please refer to the warranty card issued by Shure and packaged with the product.
Shure Limited Warranty does not apply to Shure software products – please see the associated software license agreement for any warranty applicable to such products. Shure Limited Warranty does not apply to customized Shure products – please see the relevant custom product webpage(s) for any warranty applicable to such custom products. Shure Limited Warranty covers only Shure-branded products - for third party products distributed by Shure, please contact the manufacturer of such product for warranty information.
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