Exam halls are serious places, but if someone uses cheating methods in exams, it will increase the difficulty and pressure of maintaining discipline and order in the examination hall. The main means of cheating is the use of communication equipment, which requires the existence of different signal b...
In regular classrooms, when students secretly use their phones to read novels, make phone calls, send messages, and other phenomena, schools always need to find ways to prevent them. At the same time, frequency interference machines have gradually become a favorite among schools, and currently more ...
The widespread use of wireless frequency jammers can cause certain interference to the base stations of mobile operators, which is a widely recognized reality in the industry. If it is a low-power frequency jammer, due to its relatively small transmission power and limited distance of interference s...
Many special police officers and public security officers in cities and regions are equipped with a vehicle jammer. The commonly used mobile phone blocking device is a device that interferes with mobile phone signals. Due to the special nature of mobile phone blocking used by special police and publ...
We often encounter customers asking us: Can your mobile phone jammer block the camera? I need to purchase a mobile phone jammer to block surveillance cameras. When encountering such a question, we really cannot give an immediate answer. We must first ask the customer: What is the signal transmission...
Different types of shielding devices can be suitable for different situations. The specific effect of frequency jammers not only depends on the efficiency of the equipment itself, but also on the actual site terrain, nearby base stations, building materials, and whether there are unnecessary obstruc...
Nowadays, mobile phones have become an irreplaceable and important communication tool in people's lives, with increasingly powerful functions. Of course, there are both advantages and disadvantages. The recent negative impact brought by mobile phones is not small, as they have become a new channel f...
In this era of short videos, more people use mobile phones, which have many functions, such as watching movies, chatting, and so on. However, there are also some people who plan to use the convenience of mobile phones to cheat in exams, which is a very bad behavior and cannot be advocated. It is als...
The area, range, and building structure of network jammers vary: for prisons, it is necessary to shield the surrounding environment of the building (distance and building structure from other unshielded buildings). The area, range, and floor building structure of the prison need to ensure that the i...
The most commonly asked question among the numerous questions about the consulting examination room type mobile jammer is: Is there a maximum power shielding device? I hope that using only one or two high-power shielding devices can solve the problem of signal shielding for all exam classrooms in a ...
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