... Delay, 24 hours, Bypass defense zones program;9. Can connect high voice and flashing siren;10. Built-in NI-HI ... 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 controllers ...