





*8/12 bit microprocessor-controlled digital signal processing (8MHz).
*Used to identify glass break or crash sound from sounds by frequency.
*It will not be fooled by the sound of pets, or any sounds outside of its frequency range.
*It will send signal to the Alarm System Main Unit when detects glass break sound.
*Adjustable sensitivity: covers up to 9m (30ft) when set to high place and up to 4.5m (15ft) when set to low place.
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$13.29
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