We have a jammer that can stop mobile signal and make all mobile phones lose function within 15 to 60 meters.
Who can be the user:
A: Hospital, while docotors are operating,
B: Schools, when students are in class or having an examination; libuary,
C: Church or mosque, while people are praying to god,
D: VIP meeting room, or lecture hall,
E, musical hall, when there is a concert
F: Jail/prison, the prisoners are not allowed to call outside
G: Armed force, military camp, government agent
H: Petroleum station, liquid gas station and inflammable places which mobile phone calls are prohibited.
We have a jammer that can stop mobile signal and make all mobile phones lose function within 15 to 6