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How To Block International Text Message On Cell Phone

Perfectjammer 2021/10/24

Network bandwidth is very important for the use of electronic equipment. Therefore, in many places where the use of mobile phones is prohibited, interference devices that block the basic communication of mobile phones have been installed, which is the so-called How To Block International Text Message On Cell Phone . To buy a mobile phone jammer, in addition to shielding the mobile phone network, you also need to shield the signal type, such as whether you need to shield the 3G and 4G network frequency bands. So you can buy a cell phone jammer that can block all cell phone signals. In addition, if you have purchased an electronic jamming device, you need to consider where it will be used. cell phone jammer These devices will not cause physical harm to the candidates and test staff, and will not affect the candidates' normal answering.

Changsha Radio Management Department recently investigated and dealt with an How To Block International Text Message On Cell Phone interference case. The radio management department reminded that it is illegal to set up and use mobile phone signal jammers without permission. On March 11, a Hunan Communication Technology Co., Ltd. in Changsha High-tech Zone complained that since the beginning of March, the company’s radio communication equipment and mobile network could not be used normally, the company’s substation data transmission could not be transmitted normally, and the company’s customer contact was restricted. , Which seriously affected normal production and life. The Changsha Municipal Radio Management Department contacted the municipal mobile communication operator to organize the municipal radio monitoring station to investigate its interference and confirm that the interference signal came from another company nearby. It was verified that this company installed 12 mobile phone jammers in the operating workshop to prevent employees from playing and watching mobile phones during working hours and affecting safety production.