1. Manufacturers strength

     Many manufacturers do not have the origin, factory name, site, telephone and other related information, such products are often difficult to guarantee the quality, such as the purchase of such products, once out of the use of such products, the use of such products, The problem the user simply can not pursue.

    2. Legality of the product

    Whether the product has been approved by the relevant state departments and issued a production license, whether through the national 3C mandatory certification, the product is not a legitimate quality is often not guaranteed.

    3. Product price

   Choose a reasonable price. The price is particularly low products, usually in terms of quality is lacking in the purchase of products, more than some manufacturers of the price, in terms of price, quality, the difference between the manufacturers, choose their own more satisfied.

二、 The practicality of the product
     The use of mobile security display holder to combine their own needs, such as display products, shop layout, structural characteristics, property value, the surrounding environment and other factors to consider. but there are several common reference criteria: cable with reliable communication, anti-interference ability , The advantages of low cost devices, suitable for new buildings can be reserved within the wall connection; but its poor mobility, inconvenience to adapt to the changing requirements of users and products; wireless way to avoid the connection between the probe and the host Affect the interior decoration, with a flexible, simple advantages, but there are also vulnerable to a variety of factors outside interference, the relatively high cost of the device. Buy burglar alarm products should be based on the user's specific conditions of use to buy the right, because each burglar alarm equipment has its own characteristics and conditions of use, neither blindly pursue multi-functional or high prices, can not blindly pursue low prices, The most important is appropriate.

三、A good after-sales service
     Mobile phone security display holder,because of its professional and special, and can not be the same as other household appliances that use and use simple, if not through the professional installation and commissioning, it is more or less in the use of this process or what problem. And some of these problems are the quality of the product itself, and some may be the use of installation problems.

   Of course, these problems are not every user can solve their own, many of them need to personally solve or guide the solution. However, the current mobile phone anti-theft service after a serious lag in the market can not find a professional maintenance services. Therefore, users in the purchase of products must pay attention to whether the product provider to provide after-sales service, otherwise it is difficult to ensure that you can use the long-term effective use of mobile phone anti-theft products.