What Is A Cell Phone Signal Jammer

When the day of the college entrance examination is approaching, many schools are worried about how to buy the exam What Is A Cell Phone Signal Jammer . As a weapon to isolate communication signals and counteract electronic signal cheating, it has been installed in the examination room with mobile phone jammers. It is a common practice, but in the current market, customers often do not know how to choose a professional equipment. In fact, the choice is measured by standards. Not only should the price of the equipment be paid attention to, but also the high product. Performance and quality issues. cell phone jammer

Exam What Is A Cell Phone Signal Jammer Can all communication signals be blocked? Speaking of it, many people are unfamiliar with the test signal jammer. In fact, it has been widely used in the college entrance examination examination room. In the college entrance examination last year, many examination rooms installed this kind of equipment. The response has been very good, and it has been proven to have a good effect on preventing electronic signal cheating. Starting this year, it has been vigorously promoted so that more examination rooms can also install mobile phone signal jammers.