Professional Technology Blog At Perfectjammer

The requirements for many signal jamming devices are now very strict, and of course everyone needs to get a device that can meet their requirements at a good price, while also designing high technology and powerful jamming functions. You will have access to quality signal jamming equipment. After the extensive use of different types of […]

At present, schools are starting school one after another, and students do not focus on listening to lectures in class, playing with mobile phones or cheating in the examination room has formed a severe trend, so the series of educational examination room products are particularly important. The series of educational examination room products are designed […]

First, we need to know what 5G WiFi is. High 5G VIFI frequency The lower the frequency, the better the penetration through the wall; the higher the frequency, the faster the speed. 5G WiFi works on a high frequency of 5000MHZ and supports fewer terminals; 2.4G WiFi works on a frequency of 2400MHZ, which is […]

First, we need to know what 5G WiFi is. High 5G VIFI frequency The lower the frequency, the better the penetration through the wall; the higher the frequency, the faster the speed. 5G WiFi works on a high frequency of 5000MHZ and supports fewer terminals; 2.4G WiFi works on a frequency of 2400MHZ, which is […]

There are several types of mobile communication network signals we use every day. In addition to the 4G network signals that have been popularized at present, there are also 3G network signals that were popular in the past few years, and 2G network signals used by some elderly phones. Although the 5G network signal has […]

The biggest function of the mobile cell phone jammer is to accept the sensitivity test, mobile phone test, etc. The mobile phone signal shielding box and the shielding box have a lot in common, and they are also shielded in various shapes such as shells, plates, and sleeves made of conductive or magnetically conductive materials. It is […]

In order to be serious about the conduct of meetings and disciplines, the bureau installed and enabled mobile cell phone jammer in conference rooms of all sizes, allowing participants to devote more energy to the meeting; at the same time, it made practical moves and punches, paid close attention to the construction of style, and innovated warning […]

The emergence of mobile phones has greatly facilitated people’s lives, promoted the completion of work and study, and brought in the connection between people. But sometimes over-reliance on mobile phones will only make mobile phones a hindrance, a negative reaction. Especially for students, especially in the tense study period, if they rely too much on […]

The working principle of mobile communication is that within a certain frequency range, wireless devices (mobile phones, etc.) and base stations communicate through radio waves to complete data and sound transmission with a certain baud rate and modulation method. When the mobile phone communicates, it contacts the base station through the uplink frequency, and then […]