As we all know, with the rapid development of electronic information technology, the technology of wireless wifi networks used by people has also been greatly improved, resulting in many old WiFi signal jammers needing to be replaced with the latest equipment, so a good signal jammer must include many aspects, not only the product has higher performance and stronger quality assurance, but also it has a cost-effective price, after all, there are many choices. In today's market, but users often want to choose the one that best suits their needs. How does a wifi signal jammer block signals, and how to use it?

1. Select the area where the mobile phone signal needs to be cut off, and place the cutter on the table or wall in this area.

2. After assembly, connect the cutter power supply and turn on the power switch.

3. After the device is connected, press and hold the power switch to cut the device to work. At this time, all the mobile phones turned on on the spot are in the network search state and lose the base station signal. All callers cannot establish voice call connections.

The key of wifi signal jammer is to block the use of mobile phones in places where mobile phones are prohibited, such as various examination rooms, universities, gas stations, churches, courts, public libraries, international conference centers (rooms), cinemas, hospitals, government departments, financial institutions, prisons, public security organs, key military sites, etc. According to statistics, the wifi signal jammers on the market can block mobile phone signals 500M meters away from the tower. The shielding radius is adjustable, and the coverage area is more than 30㎡. The wifi signal jammer only blocks mobile phone signals and does not affect other electronic products. Save electromagnetic energy, output power 12W--480W. During operation, the wifi signal jammer transfers to the high-end scanner through the low operating frequency of the wireless channel at a certain speed. This scanning speed can cause error code effects in the mobile phone receiving message format data signal. The mobile phone cannot detect the normal data transmitted from the base station, so that the mobile phone cannot establish a connection with the base station. The mobile phone mainly manifests itself in the search network, poor cell phone signal, no service system, etc.