1-3 Bands Cell Phone Jammers
This jammers interference range is not large, suitable for short-range interference signal, commonly used in classrooms, small meeting rooms and other places
Compared with other jammers, this type jammer is small and easy to carry. From portability and concealment, this kind of jammer is a good choice. It can be put into a coat pocket or a backpack. For teachers, this kind of interference device is very helpful for maintaining classroom order.