本系统是利用公共通信网作传输媒体的面向

普通居民的电话录音和自动报警系统。当检测到

电话线路发来的振铃（铃流），经一段时间无人接

听便进行模拟摘机，摘机后将主人留言发送给对

方，最后录入对方语音，直到检测到对方挂机为止

完成录音电话的功能。当有预先设定的警情发生

时，能自动拨打已存储好的三组电话号码或手机、

寻呼机号码，对方摘机后自动播放已录制好的语

音报警信息。

-The paper introduces the hardware of a new kind of alarming system that can dispose image and dial the telephone number by itself. Firstly, the alarming signal is introduced by human sensor which include infrared warning device and microwave sensor. Then the system receives the signal to start the telephone dialing and alarming at the help of dual-tone multifrequency module and speech sounds module. Lastly the image monitor part collects and stores the scene of alarming. It is very good for the practical value and suitable to be spreaded widely.