Can Cell Phone Companies Trace Blocked Calls Block Dormitory Signals

When inspecting the dormitory, teachers in many schools often see students using mobile phones in bed in the middle of the night, and some students are using mobile phones at one or two in the morning. The school has taken a lot of measures, some implement the 11 o'clock power-off rule, and some arrange personnel to check, but this still cannot prevent the problem of students playing with mobile phones. This is because some schools choose to install Can Cell Phone Companies Trace Blocked Calls . The effect of the dormitory installed with mobile phone signal shielding equipment is completely different. Students find that the mobile phone cannot access the Internet when playing with their mobile phones, and it shows that there is no signal. This means that the students will not be playing with their mobile phones. So whether the density of cell phone jammer installed in the school dormitory should be the same as that of the examination room. Do you need one for every room?

The detention center implements military warnings for detainees and prisoners in accordance with Chinese law, and provides cultural education to prisoners to ensure the smooth progress of investigations, prosecutions and trials. During this period, criminals are not allowed to communicate with all external information content, especially mobile phones are not allowed to be brought in or used, which may lead to the leakage of important information and cause obvious adverse effects. However, it is not easy to ensure that it is foolproof only by police inspections and inspections. Only by relying on the supervision of Can Cell Phone Companies Trace Blocked Calls to disconnect the communication between the mobile phone and the communication base station from the source can the security of the information content be truly achieved.