The main means of cheating is the use of communication devices. If someone uses cheating methods during the exam, it will increase the difficulty and pressure of maintaining discipline and order in the exam room. At this time, it is necessary to have different devices that block signals. I believe t...
Mobile phone signal jammers with external antennas are generally made of metal shells. It refers to the fact that the body of the mobile phone signal jammer is made of metal material, usually aluminum, which is used as both a shell and a heat sink. So what are the advantages and disadvantages of thi...
The vast majority of common network jammers on the market do not have power regulation functions, such as those used for signal blocking in exam halls or conference halls. However, there are still some customer groups who hope that network jammers have power regulation functions. The purpose of doin...
Choosing to use mobile phones for cheating in exams poses a huge challenge to maintaining fairness in exams. This requires fully utilizing the role and performance advantages of intelligent interference machines to ensure that all behaviors of cheating through cheating tools such as mobile phones ca...
The signal shielding market is constantly expanding, with a mixed bag of shielding devices and a wide variety. Targeted production of products of the same type but different models should be carried out, but there is essentially no difference. When consumers purchase, they still need to pay more att...
Frequency jammers are widely used in special places such as conference rooms to deal with threats such as information leakage from mobile phones. It can block a certain range of radio frequencies, causing signal traffic congestion, thereby blocking all normal communication signals. Like radio silent...
The current telephone jammer shielding interference technology is relatively mature, and the shielding equipment has a high interference effect, which can cover the communication area inside the examination room, effectively blocking the mobile phone signal inside the examination room, and ensuring ...
In recent years, the demand for vehicle jammers has greatly increased, especially in high-power models, which have been particularly favored by police departments. However, in the process of equipment selection and delivery, during the vehicle modification and equipment integration stages, there is ...
Electronic jammers can not only block mobile phone signals, but also achieve interference from radio signals in other frequency bands by adding interference modules in different frequency bands. Everyone knows that wireless signals can achieve different functions based on the frequency used, includi...
Network jammers with external antennas are generally made of metal shells. It refers to the fact that the body of the network jammer is made of metal material, usually aluminum, which is used as both a shell and a heat sink. So what are the advantages and disadvantages of this metal shell network ja...
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