Item description: hand alarm
Model: SY-200B
Style: portable
Sound pressure level: 126 dB (A)@ 1m
Audio frequency:600 ± 20 Hz (depending on the hand-shaking speed)
Material: aluminum alloy (in addition to the stand frame)
Net weight: 7 kg
Effective range: 2000 meters in diameter
Packing size:450*370 *580 mm
SY-200Bis of high alarm frequency,strong penetrating sound power and large sound coverage. The characteristics of the SY-200B are convenient operation,energy saving, easy to carry, compact structure, small volume, light weight, etc
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