The wireless signal jammer is mainly used in the examination room, not limited to the examination room, and can also be used in prisons, gas stations, mobile phone bombs, oil depots, liquefied gas stations, detention centers, interrogation rooms, courts, labor camps, conference rooms, theaters, churches, etc. Libraries, school dormitories, special security and confidentiality occasions (confidential offices, negotiation rooms, mobile vehicles, mobile political and business dignitaries to guard the scene), etc. will be used.
Nowadays, the emergence of mobile cell phone jammer has solved many hidden dangers of disrupting the order for the examination room, so that candidates can take the examination in a fair environment. The principle of this test mobile phone signal jammer is actually to isolate the electronic signal, so that the communication signal of the mobile phone fails, which can prevent the phenomenon of cheating by using the mobile phone. Not only that, it also has a good shielding effect for the WIFI2.4G signal, generally Generally speaking, the effective range is within a radius of 0 to 30 meters. Generally, a low-power test mobile phone signal jammer is enough to cover an entire classroom, which meets the needs of the test room for shielding signals, and because the battery life of this kind of equipment is average. There are three hours. Although the heat dissipation is poor, this also makes the price/performance ratio particularly high, which is especially suitable for schools to buy signal shielding for the examination room.
We have participated in many exams. When you are taking the exam, we will suddenly find that the mobile phone signal is completely lost, including making calls and sending messages. If you want to use your mobile phone to cheat , that is, in the final analysis, difficult to achieve. Therefore, the cell phone signal jammer is the best shielding tool during the exam. After the installation is complete, turn on the power of the disconnector and turn on the power switch. After the device is connected, press the power switch disconnector to work. At this time, all the mobile phones that are turned on at the scene are in the state of searching for the network and lose the base station signal. The signal jammer mainly prevents the caller and the called party from being able to establish a call connection.