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Teacher can use mobile phone jammers?

Claude R. Jul 9, 2018 18:45

In the face of more and more technological means of cheating, relying on traditional means alone has difficult to stop. Because students don't just rely on mobile networks to cheat, they also use technology like bluetooth to cheat.

In this case, Japanese and Chinese educators have pioneered the use cell phone signal jammer. For now, the effect is very good. Now, some schools in the United States are also using the device