Block Outgoing Caller Id Cell Phone Blocks Surrounding Communication

In order to better build a natural environment of equal competition for students, colleges and universities will open Block Outgoing Caller Id Cell Phone during the college entrance examination, which will endanger the call quality of customers near the examination room, such as: often unsuccessful calls, no connection, dropped calls, and voice calls Intermittent, slow Internet access, etc. on the spot, will be restored after the test is completed. Please understand and understand the general public. In addition, in order to better ensure unobstructed signals near the campus, the operator has allocated communication engineers in advance to test the entrance and exit of each knowledge point, the parents' lounge for the test, and expand the hardware and software of the surrounding communication base stations to ensure the test time. It can ensure high traffic and high total traffic. In addition to the signal being blocked during the test period, we have done our best to ensure that your communication is smooth.

During the college entrance examination, the school will open Block Outgoing Caller Id Cell Phone , which will affect the call quality of customers around the test room, such as frequent call failures, missed calls, dropped calls, intermittent calls, and slow Internet access. After the test, it will return to normal. At the same time, in order to ensure smooth signals around the campus, the operator has arranged in advance communication engineers to test the entrances and exits of each test center and the rest area for parents accompanying the test, and expand the hardware and software of nearby base stations to ensure that high traffic, High Flow. We have done our best to keep your communication flowing, except for the signal being blocked during the exam. We know that every year in the college entrance examination, in order to prevent fraud in the examination, all communication signals in the examination room will be blocked. There are cell phone jammer in the test room. At the same time, there is a radio monitor outside the test room that can help to get the electromagnetic wave signals in those frequency bands that the mobile phone jammer can't care about, and monitor the radio wave signals of unknown sources in real time. The working principle of the mobile phone signal jammer used in the college entrance examination is to bury useful electromagnetic wave signals in a large number of useless signals.