... , financial offices and departments of electricity, petroleum, coal, government, public security and other unattended positions. 1. 4 wired and 12 wireless ... defense zones program;9. Can connect high voice and flashing siren;10. Built-in NI-HI battery, AC-DC shift, ... wireless infrared (motion) detector, 1 wireless door magnetic detector,1 siren, 2 remote controllers, 1 power supply, 1 manual