With security doors and anti-theft windows, I still feel that it is not practical enough. Is this really safe? For the protection of people and property, the protection of the grassroots will not be too many. What else can it do? Of course there is. People-oriented science and technology, science and technology development and progress is for human services. The concept of smart homes is getting hotter and smarter, and smart anti-theft systems are naturally not less. This article to share the relevant knowledge of home burglar alarm purchase.
First, the basic composition of home burglar alarm
Home burglar alarms are usually composed of an alarm host, various types of defense probes, and user operation components (keyboards, remote controllers, etc.). Can be divided into three major parts from the function: detection part, on-site processing part, follow-up processing part. The types of defense probes mainly include door magnets, passive infrared detectors, active infrared detectors, emergency buttons, smoke detectors, fire detectors, flammable gas probes, etc. These components constitute the detection part of the alarm, with on-site audio alarms and The alarm host, telephone line and dedicated data line that automatically dial the preset telephone voice alarm function constitute the on-site processing part and the subsequent processing part.
Second, the selection of home burglar alarm
From the perspective of installation of alarms, products can be divided into two forms: wired and wireless. Wired methods have the advantages of reliable communication, strong anti-interference ability, and low device cost. They are suitable for new construction and can reserve connection lines in walls. building. Its main drawback is its poor mobility and inconvenience to meet the changing demands of users and products. It is a very tricky task to install and construct a renovated room. The wireless method can prevent the connection between the probe and the host from destroying the interior decoration, and has the advantages of being flexible and concise. The main disadvantage of the wireless method is that it is vulnerable to interference from outside electromagnetic waves and the device has a relatively high cost.
Third, the function of home burglar alarm
From the function of the home burglar alarm, the product can be divided into two kinds of on-site alarm and smart phone alarm. On-site alarm is when the thief occurs, the probe will send the detected signal to the host, the host receives the signal after the scene An audio alarm sounds to deter thieves. In addition to the alarm function of the smart phone, the host can also automatically dial the user's preset phone number. After dialing, the user can play the voice recorded by the user to indicate the location of the touch alarm, and can monitor the case through the phone. The sound of the scene. Using this feature of the host, it can easily form a networked alarm system with the cell security or 110 alarm center. The use of home burglar alarms should be based on multiple factors such as the size of the home, the characteristics of the building structure, the surrounding environment, and the composition of the family.
Fourth, the price of home burglar alarm
With the rapid development of semiconductor electronic components and technologies, home alarms today have improved greatly compared with those of previous years in terms of production process and product quality stability. Larger declines, originally a few thousand yuan a set of alarm system, the price has now dropped to nearly a thousand or even a few hundred dollars. All these have created favorable conditions for the popularity of home alarms, and have also made the original noble and mysterious anti-theft alarm system into the homes of ordinary people.
V. Inspection of home burglar alarms
To purchase a reliable home alarm system, we must purchase the home burglar alarm products manufactured by regular manufacturers, because these products have passed strict inspections by the national inspection and related departments, so the product quality is guaranteed.
A qualified electronic anti-theft alarm product should at least have the following certificates: the Ministry of Public Security Security and Police Electronic Product Quality Inspection Center inspection certificate and the China National Compulsory Product CCC Certification, the user must check whether the product passed These two certifications are indispensable, otherwise they are definitely unqualified products.
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