The high power signal jammer is installed on the roof of the building to interfere with all 2G/3G/4G/5G mobile phone signals in a directional jamming manner. The high-power signal jammer adopts a plate-type directional antenna, which is fixedly installed on the roof of the building, facing the targe...

Electronic fence supporting 3G/4G/5G signal jammer (3G/4G/5G suppression frequency reduction equipment) The 3G/4G/5G signal jammer (3G/4G/5G suppression and frequency reduction equipment) matched with the police station electronic fence project. This project uses our company's SMa-818K200 high-power...

In 2019, a prison installed our high-power signal shielding system. The prison covers a large area. A total of 10 sets of SMa-818K200+ high-power signal jammers are installed on the walls around the prison. The directional antenna is used to face the inside of the prison, which can prevent all outdo...

In May 2021, a prison in Hunan Province selected our company's latest 5G jammer: SMa-818B5 mobile phone jamming device. At the request of the prison, it is necessary to interfere with the signals of various rooms in the prison, and the types of signals include mobile phone signals and WiFi network s...

This case is a conference room of a palace in a country in the Middle East, where our company's SMa-818K80 high-power signal jammer was installed covertly. Because the conference room has a large space with hundreds of square meters, if a conventional low-power signal jammer is adopted, one or two s...

In August 2020, a large theater selected a variety of digital frequency jammers from our company, and the installation and commissioning of these digital frequency jammers have been completed. The Grand Theater has multiple theater rooms and studios of different sizes. Due to the different sizes of ...

In May 2020, a certain university purchased our company's SMa-818B5 5G signal jammer in bulk. For the project of the 4th and 6th grade exams, this batch of test room signal jammers fully supports the 5G signal network.