Exams are relatively common in daily life. In addition to the midterm and final exams that students often encounter, there are also skills certificates and recruitment exams for some public institutions, such as: C++, office, English CET-4 and CET-6, etc. In these large-scale exams, there are many people who try their best to achieve certain goals in the exams, and some even use communication electronic devices such as mobile phones to cheat in the exams. At present, the mobile phone signal shielding device in the examination room on the market is a very good shielding tool. As a professional signal shielding device in the examination room, it can interfere with the mobile phone signal, so as to avoid the phenomenon of using mobile phones to cheat. The signal shielding device in the examination room is used in many large-scale examinations, and it is currently a more practical method for cheating.
As an anti-cheating weapon, the mobile phone signal shielding device in the examination room can basically be seen in every examination. Recently, a university in Shandong ordered a batch of 818B test room signal jammers from our company. In order to facilitate control, they also specially ordered the online version, which is easy to manage centrally and prepares for the next exam. recognized.
The use of the test room wifi jammer may affect the signal in the surrounding area of the test room. Sometimes when the mobile phone signal shielding device is turned on in the school exam, the surrounding residents may be affected when making calls. This also reflects to a certain extent that the signal shielding device in the examination room has sufficient power and has a better shielding effect.