• 2022-10-16

Mobile phone has become one of the necessary tools in our travel, on the contrary, the demand for mobile phone signal jamming equipment has gradually become more and more. When we use a mobile phone to make a call, we use the uplink frequency to contact the base station, and then the signal of the b...

• 2022-10-16

In our daily life, mobile phones bring us a lot of convenience, but it seems very unreasonable to carry mobile phones in some places, which also brings us a lot of trouble, and professional products such as interference signals are derived with the development. The school will certainly not allow st...

• 2022-10-09

Nowadays, frequency jammer has been widely used in school examination room, prison detention center, company meeting room and other occasions, especially in school examination room. How to select these signal shielding devices? What problems should education departments pay attention to when purchas...

• 2022-10-09

As a powerful tool in the examination, the signal jammer still plays an important role in the examination in order to ensure the fairness of the students' examination in some important examinations. However, there will inevitably be some accidents in the use. How can we reduce the accidents. The int...

• 2022-10-09

Now, mobile jammers are not so strange, especially in schools. It is usually used before and after the classroom and in preparing for the exam. This device is not only a simple way to shield mobile phone signals, but also a fair competition environment for candidates. The installation of the mobile ...

• 2022-10-02

Nowadays, with the rapid development of science and technology, the functions of mobile phones are becoming more and more powerful, and gradually become an irreplaceable important communication tool in people's lives. Of course, there are both advantages and disadvantages. Recently, the negative imp...

• 2022-10-02

How does the wireless jammer interfere with the signal? Give some examples. As we usually see, the shielding instrument mainly shields the signals used by mobile phones by transmitting interference signals of various frequency bands. The wireless jammer transmits interference signals of various freq...

• 2022-10-02

With the advent of the communication era, the use of mobile phones, PHS, wireless phones and other mobile communication devices has enriched people's daily life and greatly promoted the development of social economy. At the same time, the unrestrained use of mobile communication devices, such as mob...

• 2022-09-25

In order to prevent students from using mobile phones to transmit information, divulge test papers and cheat in exams, some schools also prevent teachers from disclosing test paper information on the way to escort test papers, which will have a negative impact on later exams. All schools are suitabl...

• 2022-09-25

The greater the output power of the signal jammer, the better the actual effect? I don't think so. For example, one indoor space is about 350-600 square meters, and the jammer with an area of 700 square meters should be selected. The higher the power, the better. After all, the output power of signa...