How to use the cell phone signal jammer better?

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2024-12-17 02:39:31 - Translate -

As the name suggests, the cell phone signal jammer is a professional device that can interfere with mobile phone signals. It is used in many places, such as school examination rooms, libraries, courts and hospitals, etc. So how to use the jammer better? Here is a brief introduction. The use of the mobile phone signal jammer is relatively simple. First, select an area where the mobile...

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