GSM Anti Theft Door Alarm Security Alarm Hidden HD Camera MMS SMS Control Alarm Video recordingInfrared sensor alarm. When people get close to the alarm， it will send SMS for taking phone (need phone GPRS function)，  or record in the built-in micro SD cardInsert SIM card into the device for controllingEnhanced home PIR sensor alarm and high qualityPaste the alarm in a certain height， away from the body max ten meters ，the angular range 120 degreeas long as people or animal， swaying back and forth in a very short time， it will automatically start the alarmYou can turn on or turn off its sensing function by sending message to its SIM card numberVideo recording and Sound recording functionSimple operation， stable performance and easy installation.Low power consumption， long standby time and accurate alarming.Suitable for use in home， childrens bedroom， office， hospital， car， storage， etc.Suit to 25 x 15mm SIM cardStandby Time:using:3-5 days，standby:7-10 daysInduction Scope:10mMonitoring Scope:100 square metersExpansion Card:Micro T-Flash card(not included)Interface:usbNetwork:GSM850/900/1800/1900 network and GPRSSize:48 x 35 x 15mmPackage:1 x Alarm