Cell Phone Electromagnetic Blocker
A mysterious figure that has been frequently active in major examination rooms recently. I believe that many people do not know its true face. It is a good helper that has been vigorously promoted in the school's large and small examinations and can effectively prevent and prevent cheating. - exam Cell Phone Electromagnetic Blocker . Now that the college entrance examination is approaching, many schools are looking for a batch of more high-performance mobile phone signal jammers to ensure the stable order of the examination room during the college entrance examination. But what many people don't know is that there is one thing that may affect the effect of cell phone jammer . This is a question that needs to be considered in the examination room.
It is the base station, because the appearance of the base station will affect the effect of the test Cell Phone Electromagnetic Blocker . Of course, this refers to within 500 meters of the test room. If it is outside 500 meters, it will not have an impact. As for why it will have an impact, it is because the base station It has a strong magnetic field, and the strength of the magnetic field will affect the shielding effect of the mobile phone signal jammer. According to the actual data to decide how many machines are needed, this point requires attention, otherwise there will be some places that are not blocked. However, no matter whether the mobile phone signal jammer will be affected or not, a more superior and more professional machine is a must-have.