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Jammers can prevent students from playing mobile phones under certain circumstances

As I said before, these signal blocking devices, including GSM jammers and WiFi blockers, have been used in many countries around the world. But it’s best to read some information about how these jammers work. Another important piece of information to know is which signal interception devices are used. Many people use these signal jammers, so we tried to develop some simple principles to use jammers safely without harming anyone.In the United States, there is no restriction on the use of interfering equipment, but broadcasting on specified frequencies is prohibited without permission.

https://www.jammer-buy.com/gsm-jammer/c-26.html


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viphotweb2   2021-08-12 14:37:05    0
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Yixing   2021-08-09 11:42:11    0
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Do you think teachers can install jammers in the classroom?
0   2021-08-07 13:11:14    0
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What kind of trouble does the positioning system bring to people?
jammerbuyer   2021-07-29 14:45:31    0
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batacase   2021-07-13 11:45:45    0
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toweldo   2021-07-09 16:12:56    0