... message 3.24 defense zones 4.CE Emergency alarm system with LED lightmodel name:REH320Advantage features ... can be set different zone types. Such as emergency zone, internal zone, external zone, delay alarm ... Using remote controllers, you can arm, disarm, panic from long distance.9. Can control the system ... gap) sensors, gas sensors, smoke sensors, beams, panic buttons and so on, 160pcs in total.12. Send ...