Att Block Calls Cell Phone
According to professionals, Att Block Calls Cell Phone Scan from the low-end frequency of the forward channel to the high-end at a certain speed. This scanning speed can cause garbled interference in the message signal received by the mobile phone, so the mobile phone cannot detect the normal data sent from the base station, and cannot establish a connection with the base station. At present, the price of this kind of mobile phone jammer equipment is about several thousand yuan, and it can be bought at will on the Internet. In fact, mobile phone signal jammers have always been controversial. Many citizens believe that if the device is abused, it will affect the citizens' freedom of communication. gps jammer
The radio management department pointed out that Att Block Calls Cell Phone must be reported to the Security Bureau and the Radio Management Bureau for the record, and can be used after approval. Even if it is approved, it can only be used when a dedicated person is in charge, power, and scope during the secret meeting. The unauthorized use of such equipment by enterprises or individuals is a violation of the national radio management regulations and will be punished according to the circumstances and consequences. If a company blocks the cell phone signal, the department will intervene in the investigation and order it to stop using it and require the company to make rectifications. Qingyuan lawyer Huang Xin believes that organizations and individuals privately installed devices such as mobile phone signal jammers without the approval of relevant law enforcement agencies, and are suspected of infringing on citizens' freedom of communication.