We often use smartphones and it is not difficult to find. Now more and more applications need to obtain our location service information. The most important purpose of these applications is to provide us with advertising services, making it easier for us to provide advertising information, but it is likely to expose our location information , For us, this is our violation of location information privacy. But we need to use these mobile apps, and we must agree to get location-based services, if we don’t agree, we won’t be able to use it well. We often use mobile apps. We know one thing clearly, that is, apps in big cities need to visit our location. From a very small point of view, apps can provide us with convenience, but in terms of personal privacy , This may leak our privacy and pose a threat to us. This is related to smartphone development and GPS tracking technology.
The mobile cell phone jammer solves the noise problem caused by mobile phones. As we all know, with the development of mobile phones, the popularity of mobile phones has enabled more people to own mobile phones, and the use of mobile phones has not attracted the attention of others. Therefore, this kind of mobile phone blocking device can prohibit uncivilized behavior and make the surrounding environment quieter. , Provides a good atmosphere for people to read. More and more schools are installing signal jammers, because telephone jammers will block all cell phone signals in their work. Not only in China, but also in schools, courts, and prisons in developed countries such as the United States, France, and Germany. The rapid development of mobile phone signal jammers makes it necessary to prohibit the installation and use of mobile phones in many places. This is not only an important user organization, but also the demand for personal use of mobile phone jammers. If you want to have an affordable high-quality portable mobile phone interference Device.