detect rang: 9m power:9-12V. anti tamper NC operation temperature:-20-50 degree frequency: 433mhz/315mhz size: 90*66*25mm

Function:

. mollusk drive, digital signal process 8/12 bit microprocessor(8MHZ)

. high frequency sound pressure detection

. all sound frequency 7 kinds frequency signal and impact analysis include inferior sound press analysis

. digital filtration RFI/EMI rejection

. Partcular mike design

. adjust the sensitivity by hand can aviod the false alarm

wireless strobe siren