What factors affect the blocker effect of mobile phone jammer equipment?

1. The distance around the base station and the direction of the antenna plate in the base station;

2. There are roadblocks, buildings or other obstacles between the surrounding base station and the site to weaken it;

3. The transmission power of each frequency band module of the mobile phone protection device itself and whether it is normally transmitted;

4. Installation height and installation position of the protection device on site;

5. Use the wall material of the site, the size of the doors and Windows openings, and the orientation of the doors and Windows;

6. If a signal amplifier is installed in the unit or in the hallway of the building;