Some smartphones cannot receive signals. This is a necessary measure for people with limited mobility. This is a jammer that can block radio waves from mobile phones and PHS. It is used in many places. It is a device that blocks mobile radio waves by emitting special “suppressive radio waves”. You can cut the radio waves of your smartphone. From a humanitarian point of view, it will disable device functions due to interference, thereby maintaining quietness. If you want to use a portable jammer, it has a large working range. You will have the opportunity to buy a pretty good product. Recently, many people use smart phones. Many people have the right to freedom of communication. Freedom of communication means that people have the right to freely use communication methods such as letters, telegrams and telephones. However, this right is abused. In a recent exam, I used my mobile phone to fill cans. There are also phenomena such as transfer fraud with mobile phones in financial institutions. In many halls, mobile phones often ring and interfere with viewing. In order to prevent the inconvenience caused by the ringtone of a smartphone or the like, it is necessary to improve public welfare such as ensuring quietness in a specific space. We allow the installation and operation of mobile phone jammers.
This depends on the signal strength at the blocked location. The maximum blocking radius of the signal GPS Jammers is 20 meters. This is actually a large area. The most common signal suppressors interfere with one or two frequency bands. High-power jammers will block the highest frequency band of 868MHz. The total output of this device is 15W. The power supply is 50-60 HZ. After fully charged, you can work for a long time. The mobile jammer, AC adapter and 5 antennas are all part of the device. It can also be used in cars. When updating the mobile phone jammer, please choose the mobile phone jammer carefully. Telephone signal jammers are devices specially designed to enter the test site. , Using 7-channel design. Completely solve the transmission problem. The problem of shielding bad signals. We fundamentally solved the signal instability phenomenon. With this product, you don’t have to worry about the negative impact of mobile phone signals on local residents. Use built-in antenna. The gps jammer can also freely set the cut-off area.