| This system utilize door-slot detector, infrared detector, fire detector and gas leaking detector to detect people invasion and accident, and transmit alarming signal to host computer.This system can be applied in many place such as residential house, community, flat, villa, plant, mall, warehouse and financial room and etc public place. It is used to guard against rob, theft, fire disaster and harmful gas leaking | | | |
(CNNO-bj) 
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