1.OEM 10-zone home alarm system 2.Lowest price,best quality 3.CE CCC ISO 4.GSM Auto-dial,30 detector 5 ... be set.5.When detector the intruder, host machine can auto-dial the preinstall phone number,let person know which defence ... .This alarm systems install easy,operate simply,Be suitable for home,shop,office building,place of business,work place and other ...