The development of the mobile phone jammer security industry is an unavoidable product. This industry occupies a very important position. Interfering devices, also known as signal interference shields, extend to signal interference, cell phone blocker, ceiling jammers, power jammers, and more.
The history of the first jammer was years ago, as long as its function is used by some companies such as interference. With the rapid development of science and technology, various functions of jammers have been developed. As the quality of our products improves, the fields of application are expanding to industries such as hospitals, prisons, airports, libraries, and test centers.
One million state governments, public security agencies, recreational facilities, hospitals, airports, stations, bus stops, etc. are all very promising markets for 3G / 4G telephone jammers.
Now each of the big types of exams across the country: to take your own exams, state entrance exams, civil service exams, etc. like adults, and to prevent students from using high-tech cheats, application jammers are in the exam room. The student's advanced skills to open around and continue signal interference can make the exam more fair and equitable.