10 Channel GSM Alarm System

Ten defense districts, which can be set as normal, at-home, intelligent or closed types. Using phone (cellphone) or short message to systematically set the host computer in cost made by users’sending short messages to systematically set the host computer.
Six groups of speech phone, three groups of short message receiving alarm phone, 10 seconds ISD automatic leaving message record linkage alarming output.
Many built-in speeches, letting alarm receivers know the accurate alerting location