It is easy to understand that the frequency band announced by the mobile phone signal jammer invades the mobile phone to receive the frequency band of the communication base station. After all, the jammer and the communication base station are in a competition relationship with e

WiFi and Bluetooth is a wireless technology that supports the exchange of data over short distances through fixed and mobile devices using the 2.4g band. From this point of view, Wi-Fi or Bluetooth to require people to use them to send information and documents to create great co

In many cases in life, e.g. Cell phones are very inappropriate for use in exams, meetings, etc. Currently, in addition to early seizure of cell phones, you can also use cell phone signal jammers to block cell phone signals and WiFi in certain cases, the signal is shielded. Withou

Two recent reports from the Organization for Security and Co-operation in Europe (OSCE) described a recent increase in

We may use devices such as wireless signal jammers in certain areas or times in our lives, but do you know the composition and placement of wireless signal jammers? Next, let's take a look together:

How to test the effective shielding distance of the

Maybe you are thinking, is it really appropriate for Father Madonna to use a

I don’t know if you pay attention. Although mobile phones are a necessity in our lives, they have already caused us trouble. Even theaters advocate the installation of mobile phone signal jammers. You can pay more attention to it. Now our mobile phones cannot be used in many thea

Japan allows public places such as theaters and concert halls to install

We must adopt reasonable and scientific methods to deal with interference from mobile phone signals. The working principle of a