Restricting students' use of mobile phones is worthy of recognition, whether it is to reduce the interference of mobile phones on students' learning, to improve the quality of students' learning, or to facilitate school management. Card phones are installed in each dormitory, so

First of all, look at the shielding device itself. The shielding device emits a radio frequency signal specially designed for mobile phone signals. It will attenuate when it encounters obstacles in the transmission path, and the error degree of different obstacles is different. T

According to the normal detention system of the detention center, the criminal suspect's mobile phone and some other personal prohibited items will be temporarily confiscated from the first day of his detention, and these items can only be returned when he leaves the detention ce

If you choose our company's mobile phone signal jammer and special adapter as the power supply, please refer to the following installation steps.

The mobile phone shielding cabinet has two doors, and the size of the cabinet is different. There are 10 grids, 16 grids, 20 grids, 32 grids, 48 ​​grids and other models. You can choose according to your own use environment. Generally, the more grids, the higher the price. high.

The structure of modern buildings is generally complex, and the wall shields the signal greatly. The walkie-talkie itself cannot meet the call requirements, resulting in a large blind spot. This caused the signal to be unstable during communication. The

In modern society, mobile phones have become an indispensable communication tool in people's lives. However, in some occasions and specific environments, the use of mobile phone signals may bring about some security risks and interference problems. In order to solve this problem,

1Various conference rooms, auditoriums, courts, libraries, examination rooms, schools, theaters, and hospitals;

Customers often ask us: If the mobile phone shielding device is used in the car, can it be powered directly from the cigarette lighter on the car? Regarding this issue, the following aspects need to be considered:

Anti-static shielding bags are generally used to package electronic device components to avoid hazards caused by electrostatic induction generation that is easily generated by electronic device components.