... Simple menu,wireless strobe siren LCD Touchpad Home Wireless GSM AlarmDIY for home security system,include intruder,fire,emergency ... . Fullly protect you! Feature of gsm alarmLCD Touch screen control,GSM&PSTN combinedSleek design,Backlight,Dual network alarmRemote ... numbers and dial in sequence. Intelligent logic analysis technology, corresponding zone number and sensor name can be displayed ...