• 2022-12-31

There have always been malpractices in school exams. With the development of technology, mobile phones can do more and more things. This has become an increasingly important issue for the education sector. In order to ensure the safety of examination information, some ordinary colleges and universit...

• 2022-12-31

Mobile phones have the functions of transmitting information, video, recording, etc., and are good communication tools, so it is also likely to lead to the leakage of important information from some institutions. Many departments have adopted the installation of mobile signal jammers to safeguard th...

• 2022-12-18

The specific effect of the wireless jammer depends not only on the efficiency of the equipment itself, but also on the actual site terrain, nearby base stations, building materials, and whether there are unnecessary obstructions. For example, when the signal passes through reinforced concrete, glass...

• 2022-12-18

In some important tests, signal jammer, as a powerful tool in the test, has played an important role in the test in order to ensure the fairness of the students' test. However, there will inevitably be some accidents in the use. How can we reduce the accidents. The interference range of the signal j...

• 2022-12-18

With the development of science and technology, such inventions as mobile phones have been born to make life more convenient. After entering the high-speed information age, mobile phones have more functions. Many people use them to watch movies and chat, but some people intend to use the convenience...

• 2022-12-11

At present, signal jammers are widely used in conference rooms, schools and detention centers, which can be said to be widely used, mainly to shield the signals of mobile communication equipment. Nowadays, with a mobile phone, the information sent can be spread to any corner of the world instantly t...

• 2022-12-11

How to choose the right shielding devices in the market? Are there any problems to avoid? How to normally consider the differences of shielding products and avoid pit mining? First, we need to know the coverage and power of this frequency jammer. If possible, we'd better test the field signal. Compa...

• 2022-12-11

In class, some students secretly use their mobile phones to read novels, make phone calls, send messages, and so on, and the school always wants to find ways to stop it. At the same time, the phone jammer has gradually become the favorite of schools. At present, more and more schools choose to insta...

• 2022-12-05

With the rapid development of science and technology, mobile phones have become a part of our lives as a means of communication. At present, they are inseparable from mobile phones. However, when mobile phones appear in some situations, they should not be used. Students use mobile phones to cheat in...

• 2022-12-05

This is because the power intensity of signal base stations built by different operators in different regions is different, and the distance between the base station and the place of use is also different. The nearby buildings are also different from the terrain and landform, as well as the material...