... record SMS alert for power off alarm history check Wireless Intelligent Security Alarm System with Voice Record, LCD Screen and ... needed) Pet-immune PIR sensor,smoke detector,gas detector,heat/ temperature detector,wireless flash siren,glass break sensor,water detector,panic button,etc.main ... , NV; April 10-13, 2013; Booth: 35038, 35040 Wireless Intelligent Security Alarm with Indoor Siren YL-007M2B