Many people think that candidates are using 5G mobile phones, which must be caused by the 5G network signal loopholes Cell Phone Blocker Best Buy Cannot block 5G mobile phone signals, this is the real pot that cannot afford 5G networks. In my country, 5G network technology is mainly provided by communication technology developers such as Huawei and ZTE, and operated by China Mobile, China Unicom, and China Telecom. my country's current 5G network technology has been at the forefront of the world and is very mature. There are no technical loopholes and defects, so it has been excluded. Whether it is a 3G, 4G or 5G network, the essential difference between them lies in the bandwidth and frequency band. 5G networks have higher frequency bands. For mobile phone signal jammers, whether it is a 3G, 4G or 5G network, frequency band networking can be achieved. Shielding, as long as the frequency band is shielded, the mobile phone will become scrap iron, unable to surf the Internet and make calls. Therefore, there may be only one reason why Wuhan candidates can continue to use their mobile phones to surf the Internet in the examination room. The mobile phone used by the candidates is a 5G mobile phone, but the cell phone jammer in the examination room is relatively old and does not support signal shielding of the 5G network frequency band. This leads to candidates' 5G mobile phones having the opportunity to access the Internet in the examination room, and candidates can cheat in the examination room, which may be the reason.
Two days ago, in the crowded Shenzhen Huaqiangbei communication sales market, the reporter found out that some merchants have "mobile phone jammers", and the merchants nodded: "Yes, but it is very expensive." The price is 1,000 yuan. The reporter asked Cell Phone Blocker Best Buy if it is possible to let the mobile phone have no signal device. Manufacturers enthusiastically explain in detail that cell phone jammers can affect data signals and make surrounding data signals disappear. "And you can adjust the output power at will, there is no signal within three kilometers, and it will damage the mobile phone. No." The news reporter knows that if there are many people who buy it, the merchants have to be careful: "Naturally individuals and companies buy." Then Someone boredly urged reporters to ask for it. When the news reporter made it clear to look at the cell phone jammer, the hawker said: "I have it on the spot, you want to buy it, I will pick it up later. But you have to figure out the buyer before I buy it." Written by a store. At the booth of "Data Signal Jammer", the manufacturer introduced in detail, many departments such as conference halls and gas stations will buy this product, and some "buy in bulk". When the reporter learned whether the installer needs to go through which procedures, the supplier responded: "Of course not,
