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4 Bands Mobile Phone Jammers

This cellphone jammers is often used in conference rooms, classrooms, small churches. Has very good jamming effect and very popular

At the same time, the jammer is small and convenient to carry. Because of the very good concealment, it is not easy to be found both indoors and outdoors.

For business owners, such devices can be a good way to maintain order in the conference room and prevent employees from using their mobile phones during office hours.
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