• 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...

• 2022-12-05

In recent years, signal jammers have frequently appeared in school classrooms, churches, meeting rooms, secret units and other places, and have become one of the indispensable equipment. The essence of the signal jammer is to interfere with the wireless signal of the communication equipment, so that...

• 2022-11-27

Nowadays, with the development of science and technology, more and more people use mobile phones to cheat. Every time they take an exam, there will be some people who practice favoritism and fraud. This has become an increasingly important issue for the education sector. In order to ensure the safet...

• 2022-11-27

With the popularity of mobile phones, its arrival brings convenience to people's daily life, and it is inevitable that some people will maliciously use mobile phones to engage in some bad behaviors. For example, in the past, cheating in exams was mainly done by typing notes and carrying notes into t...

• 2022-11-27

The shielding distance of the telephone 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, g...

• 2022-11-20

The emergence of mobile phones has both advantages and disadvantages. The development of technology has brought convenience to people, but also brought some unnecessary trouble. For example, students want to cheat on their mobile phones during exams; The custodians in the detention center use mobile...

• 2022-11-20

In some special geographical environments, if the mobile phone signal is strong in the field environment where frequency jammers are used, most of the reasons are that there are signal towers nearby which are close to each other. However, if mobile phone signal amplifiers are installed in the buildi...

• 2022-11-20

Due to the rapid development of communication equipment and the continuous improvement of communication technology, mobile phones can now be a part of the hands, and communication methods have changed from the use of landlines, fixed phone booths and rigid locations to communication anytime, anywher...