... monitor, and intercom by phone;8. Real-time, Delay, 24 hours, Bypass defense zones program;9. Can connect high voice ... sensor does – can accept? ------- It can accept unlimited wireless sensors including door,PIR sensor,vibration sensors,smoke sensor,gas ... Volume: 110dBStandard pack components1 main panel, 1 wireless infrared (motion) detector, 1 wireless door magnetic detector,1 siren, 2 remote ...