security system, home alarm, intruder alarm, wireless alarm,surveillance equipment,burglar alarm system,alarm security system, home alarm, intruder alarm, wireless alarm 1. Protection different zone: 32 ... 10 second), it can be recovered. When received alarm message, it speaks as you spoken. 6. NI ... AC power is off. 7. Telephone manages the alarm system, convenience.8. Phone trunks protected to avoid ...