... surveillance equipment,burglar alarm system,alarm security system, home alarm, intruder alarm, wireless alarm 1. Protection different zone: 32 zones with 32 different zones ... message, it speaks as you spoken. 6. NI-MH rechargeable battery to back up power: >24 hours. Auto-switch if ... AC power is off. 7. Telephone manages the alarm system, convenience.8. Phone trunks protected to avoid any designing ...