Wireless alarm systems are used in all areas of life. We are familiar with security doors, and car alarms are equipped with a wireless alarm system. Can it ensure that our families are safe? Obviously, it doesn't. We will see a lot of news about the theft, not because they don't have to install wireless alarm system, but the thieves use high-tech tools to cope with the anti-theft system, they used the wireless alarm jammer, although wireless alarm has certain protective effect, but not absolutely prevent theft.