Except for few exceptions, you cannot send iTunes gift to accounts in other countries. More specifically, you can send the gift but the people will not be able to redeem them. They end up stuck with a useless email. What you can do is send iTunes gift cards.
Your alarm system sounds when one of your sensors is triggered or you manually set off the alarm through your control panel or key fob remote. Depending on how your system is set up, one of two things will happen-either a high-decibel alarm will sound or a silent alarm will be sent to your ADT monitoring station.hen your home security system's alarm sounds, it could mean one of many things. You could have an intruder in your home, or you could have a fire, a flood, or a carbon monoxide leak.
A: A passive alarm system turns on automatically. When the key is taken out from ignition all the vehicle doors close and the alarm turns on. This is a passive alarm because the driver does not turn the alarm on. An active alarm needs to be activated by the driver.assive alarm systems use passive detectors and sensors in order to indicate unusual movements. These sensors are designed to read energy changes that occur within range.