Description features:1- telephone alarm- ) 3 lines telephone autoalarm, can inform host's mobile telephone.2- wireless connections - )wireless connections between the host computer and detector, simple and convenient to expand.3- long-range control -) can control host computer by telephone4- long-range monitor -) can monitor spot by telephone 5- Emergency alarm -) remote controller include emergency button6- Power off prodection -) The product that function set up in advance will not be affected in the power failure.7- state indication -) with alarm indication function8- alarm priority -) No matter what line is busy, host will have had priority to give an alarm When the alarm situation takes place.

Alarm Security System