• 2023-10-30

In recent years, mobile phones have developed rapidly and have become an essential and important communication tool in people's lives. However, in certain situations, mobile phones can cause trouble for people. For example, some people cheat on their phones during exams and leak secrets through thei...

• 2023-10-30

Frequency jammers can block signals from various electronic communication products and have been explored in many places. And the most widely used place is that it can often be seen appearing during school exams. After the changes of the times, the speed of information dissemination nowadays is very...

• 2023-10-30

Cheating in exams using communication devices can increase the difficulty and pressure of maintaining discipline and order in the exam room, and these communication devices are interconnected through signal transmission. At this point, it is necessary to shield the existence of interference devices,...

• 2023-10-23

Mobile communication devices transmit signals to communication devices through wireless electromagnetic waves based on the base station, enabling the device to establish contact with the base station. Each radio wave in the signal frequency band has a different operating frequency band, and mobile p...

• 2023-10-23

The rapid development of wireless networks has brought great convenience to people's lives, and at the same time, it has also brought many new challenges to the handling of major police cases. The essential purpose of equipping public security organs with frequency jammers is to prevent the threat o...

• 2023-10-23

After a long period of use, the shielding device always feels that the shielding effect is not very good, and the range is not too large, which is different from before. Is there a way to solve this situation? In fact, the shielding effect of the signal jammer at this time is related to your long-te...

• 2023-10-16

During normal communication, a mobile phone converts all operations on the phone into data, which is then transmitted through electromagnetic waves. Electromagnetic waves associate mobile phones and signal base stations within a certain frequency range, and then complete data conversion and transmis...

• 2023-10-16

In order to effectively prevent and combat cheating in exams, ensure that candidates truly reflect their knowledge level, and ensure educational fairness and social stability, a professional signal jammer is indispensable. The signal jammer is designed to prevent unexpected situations from occurring...

• 2023-10-09

Every time a mobile phone is in a new environment, the local base station will update and manage the location of the phone, and assign new temporary mobile user IDs and other temporary user information to it. After receiving the information from the base station, the phone can determine its location...

• 2023-10-09

The demand for communication devices such as mobile phones has increased significantly, and some places do not need them, leading to the emergence of signal blocking products. How these products interfere with communication signals? Firstly, we need to understand how communication signals are transm...