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Explosion-proof mark: ExdbIICT4Gb
Rated Power:5OW
Rated Impedance: 4Ω
Peak Sound Pressure Level (@1m):133dB±2dB
Audio Frequency Response:550Hz-5.5KHz
Approximate Sound Transmission Distance (in Open Space):1000m
Weight:7.8kg
Directivity :45°@-3dB