• 2023-08-20

Due to the occurrence of cheating in exam rooms every year, it has brought serious negative impacts on education and social security. As an effective product to prevent communication cheating, it has received increasing attention and praise. The emergence of wireless interference devices helps candi...

• 2023-08-20

Due to the popularization of communication tools, the phenomenon of cheating in exams is becoming increasingly serious, which has brought serious negative impacts on education and social security. In order to effectively prevent and combat cheating in exams, ensure that candidates truly reflect thei...

• 2023-08-20

With the increasing popularity of mobile phones, more and more users are using them frequently, and many people do not pay attention to the occasion of use, and do whatever they want. In some specific places, such as conference rooms, courts, libraries, schools, etc., it needs to be standardized. Th...

• 2023-08-20

After buying high-quality jammers, many users found that the equipment was not broken, but the use effect was poor. According to the survey, 90% of the people use the equipment incorrectly, which is also the main reason for the poor effect of the equipment. Today we will tell you what to pay attenti...

• 2023-08-20

The widespread use of mobile 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 jammer, due to its relatively small transmission power and limited distance of interference signal transmission, it...

• 2023-08-14

For places such as exam halls, prisons, gas stations, etc. that do not require mobile phones, they are essential equipment. The main function of a mobile phone jammer is to block the signal of the phone and prevent it from functioning properly. It is very convenient to use during exams, as it only n...

• 2023-08-14

As a very important communication device, mobile phones have many powerful functions for the transmission of information between users, which may lead to the leakage of important information from some institutions. Many departments have adopted the installation of frequency interference machines to ...

• 2023-08-14

The current mobile jammer shielding technology is relatively mature, and the shielding equipment has a high interference effect, which can cover the communication area within the examination hall, effectively blocking the mobile phone signal inside the examination hall, and ensuring its fairness. Th...

• 2023-08-13

Recently, a customer inquired whether portable frequency jammers should be equipped with omnidirectional antennas or directional antennas when in use? Which one is more convenient and works better when used? I will answer these two questions for everyone. As the name suggests, portable frequency jam...

• 2023-08-13

If the area that needs to be shielded by signal jammers is located in a busy urban area or densely populated area, and there are many ordinary people gathering in the surrounding area, it is not recommended to operate the signal jammer system continuously for a long time. This is because several ess...