It will have many other valuable features, such as sensors in the doors, windows, and garage door. There should also be motion sensors, maybe monitors and cameras, a keypad for each floor, extra locks in addition to the usual deadbolt, et cetera et cetera et cetera!
You're going to need reliable monitoring if you want the best in home security. Brinks and ADT are the big companies that will be your best bet for things like this.
Because the companies are so big, they can afford to offer you 24 hour service that will let you get in touch with a human being every time your alarm goes off.
Make sure the service you sign up for doesn't penalize you for false alarms. We're all human and will have some of those!
Also be sure that a local number is programmed into the security system. If the system dials a 1-800 number, they could charge you for the calls.
Go to your friends and family to find out if they've had good experience with a security system; that's a great way to find the best home security system for yourself. Anyone who's dealt with this can be a big help when you do your research.
When you meet with the salespeople for the security companies, ask lots of questions. Pay attention to their recommendations, but remember that they are salespeople who want you to buy a lot, and some of them will use scare tactics and high pressure sales techniques.
You should not sign a contract right away. Instead, you should review different quotes and READ THE CONTRACTS before deciding. You may find lots of surprises buried in the fine print. Don't ever sign a contract you don't fully understand.
You'll get the most options from the best security companies. You should be allowed to choose different upgrades, but you should also feel comfortable taking the basic package without being made to feel guilty.
There is no reason you can't have the best home security system for your family at a reasonable price.