The older the principal of the High School Affiliated to Suzhou Office, the more he misses Teacher Li's reply. There are as many as three Cell Phone Blocker Diy Schematic s in the school's weekend classroom. "The interceptor is only turned on during the test to prevent individual students from unknowingly. The organization of the test specification ensures purpose and fairness." The school encourages the use of mobile phones in principle, and stipulates that mobile phones should not be used in class or during class time. A female teacher told reporters that the school installed cell phone jammer in the dormitory. This is an act of internal control, which is a good thing. Most of the time now, he said, on a smartphone. Many students play all night and sleep in their beds. The next day's class was unconscious and affected their learning. After installing the cell phone signal jammer, the students couldn't get up to play with their cell phones, and the next day was much better.
Turn off all signals in the GSM, DCS, PHS, 3G frequency bands, turn off the mobile phone, and do not affect other electronic devices. Cell Phone Blocker Diy Schematic would definitely help a lot. Compared to other types of cell phone jammers, portable cell phone jammers can be easily carried anywhere. When the jammer is activated, it will turn off all signals. Signal jammers are used in quiet places such as movie theaters and libraries. Other companies also want to use cell phone jammers,