Mr. Wu, who runs an Internet cafe in Tianhebei, has had a slump in business recently. After investigation, it turned out that a unit near his Internet cafe had installed Pocket Cell Phone Jammer India , and customers were reluctant to come to shop. The mobile phone signal is suddenly good and bad. Mr. Wu said that his Internet cafe business in Tianhebei has always been very prosperous. But two months ago, the cellphone signal there suddenly became jet-lagged, and many guests complained to him. He called the cell phone operator, and they investigated and replied that there was a nearby unit with a cell phone jammer installed in the conference room. Mr Wu said turnover at his stores has dropped by more than 50% during this time. The reporter's investigation found that it was not only Mr. Wu's family who were affected by the mobile phone jammer, but also the residents who lived nearby were frequently interfered, and the mobile phone signal was often cut off suddenly. cell phone jammer Very effective in blocking signals. It has a built-in antenna. You can work for a long time. All mobile phones can block frequencies where the use of mobile phones is prohibited. There are different types of mobile phone signal jammers. Has a wide range of work.
Mr. Wu believes that although Pocket Cell Phone Jammer India 's unit is out of confidentiality, can we take a method that does not affect others, such as asking participants to set their mobile phones to vibrate before entering the meeting room. A cell phone jammer affects two kilometers of communication. It is understood that as long as a mobile phone signal jammer is used in one place, it will cause the communication of a series of nearby mobile communication base station cells to be interrupted or the quality of the cell will be degraded, and the impact distance can reach 1-2 kilometers. According to some industry insiders, in the past year, some companies have produced and sold cell phone jammers without approval, and sold cell phone jammers to non-secret units such as gas stations, theaters, and libraries. At present, the mobile phone jammers installed in some units and places do not have the identification of the model and equipment manufacturer, and have not applied for the type approval certificate of radio transmission equipment.