• 質問日:2020年04月03日 12時46分
  • 回答締め切り
Q.Cell phone jammers?
Compared with previous years, in the college entrance examination, three students fine-tuned the students through the security process. "In the past, staff members checked students out of the classroom door." Zhang Dexi said, "So we expanded this program to the classroom this year." He said that the area is part of the classroom and it is not possible to take surveillance cameras. According to Zhang Dexi, the three candidates will enter the examination site. After entering the classroom, the teacher will report to the security staff again. "So our observation of the monitoring room staff can be clear at a glance to ensure each security check. The personalities of each student Safety."

https://www.perfectjammer.com/wireless-wifi-bluetooth-jammers.html

Signal 4G jammer, high-definition camera, synchronized clock ... In the eyes of ordinary citizens, electronic devices that should have appeared in American movies or some high-end organizations have quietly entered the ordinary classrooms of Huaian University. What followed was controversy, with students reflecting the feeling of poor reception and being watched on their phones. In order to find out, the reporter conducted a field trip to the school yesterday morning.

https://www.perfectjammer.com/
この質問にはまだ回答がありません
-PR-