Our school seems to have installed such equipment recently. What is the purpose of installing such equipment in schools? In addition to preventing us from using our phones normally, what are the other purposes?
Jammer-MartMarch 2020
As you said, more and more schools are installing signal jammer. Of course, the main function is to prevent students from using mobile phones. There are two other reasons:
1. Prevent students from cheating on mobile phones.
2. Now more and more students are short-sighted, the fundamental reason is that using the mobile phone for a long time can prevent the students from using the mobile phone to cause myopia.
As you said, more and more schools are installing signal jammer. Of course, the main function is to prevent students from using mobile phones. There are two other reasons:
1. Prevent students from cheating on mobile phones.
2. Now more and more students are short-sighted, the fundamental reason is that using the mobile phone for a long time can prevent the students from using the mobile phone to cause myopia.