Today, in order to ensure the information security of important places and important posts, all military and civilian units have installed Pf0030-C Cell Phone Blocker in some sensitive areas in accordance with relevant management regulations and requirements. When this kind of equipment is working, the function of sending and receiving signals of mobile phones within a certain range can be disabled, and the dialing-in and data transmission cannot be performed, so as to achieve the purpose of compulsory disabling. With the upgrading of mobile communication from 3G to 4G, cell phone jammer is gradually replaced by 4G, because most of the 3G mobile phone signal jammers currently on the market are "useless" for 4G mobile phones and have no shielding effect on their normal use. In fact, from a technical point of view, a smartphone is equivalent to a "bug". A mobile phone in working state will quietly send the surrounding audio and video information to the receiver; even if the mobile phone is turned off, as long as the battery is not removed, the surrounding The environmental information can still be obtained by proprietary eavesdropping equipment; in addition, 4G mobile phones can quickly transmit data, high-quality audio, video and images, etc., the rate is much higher than that of 3G transmission, so if you are not careful, a large amount of information may be used for ulterior motives. of people steal in an instant in stealth.
Therefore, with the advent of the 4G era, Pf0030-C Cell Phone Blocker must be upgraded accordingly. For specific methods, the mobile phone signal jammers used can be strictly tested in time, and the shielding effects of mobile phones of various standards can be tested on the spot. At the same time, it is recommended that the model, scope, time, location and personnel of mobile phones should be strictly regulated as required, and the network should be cleaned regularly to prevent leakage. How to choose a mobile phone signal jammer suitable for your use Hello everyone, we have been focusing on the jammer industry for ten years. In the past ten years, we have cooperated with many institutions to solve the problem that the signal cannot be shielded for millions of customers. Now let's take a look at the cell phone signal jammers with Xiaobian! I hope that customers and friends can discover products suitable for them through this article.