AutoPage alarms are easy to find if you're located in the USA and are sold at many auto shops and security companies. They are, however, much more difficult to locate internationally.
It can page your key chain unit.
Yes it will work in any car.
If you shop around the Autopage Car-Pro Remote Car Alarm System CPX-2600 is inexpensive.
It can cost around $250.
One can purchase a car alarm at a store that sells car accessories. The dealership where one purchased the car might also be a good source for a car alarm.
One can purchases an alarm system from many places. The most popular places to purchase alarm systems are: ADT, Home Security Store, Amazon, and eBay.
Someone might purchase an intruder alarm from a generic online retailer such as Amazon, or by purchasing one from a professional alarm company and having them install it in your house.
One may purchase a Ademco alarm at many major retail stores, as well as online through websites, such as Amazon or eBay. There are many places in which the Ademco alarm can be purchased.
No you purchase an aftermarket one
You can purchase the Guardian Alarm system online at the official Guardian website. You can find personal reviews of the Guardian Alarm system at websites such as Quality Smith and A Secure Life.
One can purchase auto alarm systems from Best Buy, Amazon, eBay, Viper, Avital as well as many other options. One should read reviews and compare different offers to find the alarm best suiting one's vehicle.
There are multiple places to purchase a Braun radio controlled alarm clock. One place to purchase them would be from Braun themselves. Amazon is another great place to purchase them.