Shure BLX4 Wireless Receiver J11 option-group-ART MK4 Foam blocks allow room for

Foam blocks allow room for fan ventilation on bottom of board

Microflex Lavalier microphones bring a new level of sophistication to personal voice reproduction

Power factor: > 0

body packs

Equivalent Input Noise: -115dB

Shure BLX4 Wireless Receiver J11 option-group-ART MK4 Foam blocks allow room forThe 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. For use with BLX Wireless Systems. Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation. FEATURES: XLR and " output connectors Two color audio status indicator LED