• 2023-09-24

In some particularly important exams, it is necessary to ensure discipline in the exam room. In order to ensure the safety of the exam, more and more examination halls are using signal jammers to block mobile phone signals inside the examination hall and avoid the impact during the exam process. So ...

• 2023-09-17

The functions of mobile phones are becoming more and more comprehensive, especially in this era of live streaming, using them to swipe videos, watch TV chat, live streaming, and so on. However, if some people change places and plan to use the convenience of their phones to cheat in exams, this is a ...

• 2023-09-17

Wireless jammers are generally connected to base stations by intercepting electromagnetic waves and signals emitted by mobile phones. Interrupted communication between mobile phone and signal base station. Wireless interference can emit random static electricity or noise over a wide frequency range,...

• 2023-09-17

In the classroom, due to exam requirements, we may choose to install signal shielding machinery during the process, but there are always some customers who may find that the shielding effect is not ideal after the signal interference machine is turned on and working. If we exclude the factors of poo...

• 2023-09-10

Nowadays, wireless jammers have been widely used in school exam rooms, prison detention centers, company meeting rooms, and other occasions, especially in school exam rooms, which are the most important places of use. So, how do you choose these signal shielding devices? What issues should schools p...

• 2023-09-10

A group of communication electronic devices may inevitably leak confidential information through network servers, and the emergence of some interference devices is mainly used to prevent the installation of such devices in school examination rooms to prevent cheating, and so on. Of course, the emerg...

• 2023-09-10

The mobile phone signal jammer has a new 5G signal blocking technology, which has a high interference effect. It is mainly used in the communication area of the exam room to effectively block the mobile phone signal inside the exam room and ensure its fairness. The current signal blocking devices ha...

• 2023-09-04

Intelligent jammers mainly block the signals used by mobile phones by transmitting interference signals from various frequency bands. The intelligent jammer emits interference signals from various frequency bands, causing serious damage to the on-site environmental signals. The mobile phone cannot r...

• 2023-09-04

When people make phone calls, they convert all the operations on their phones into data, and then transmit the data through electromagnetic waves. Electromagnetic waves associate mobile phones and signal base stations within a certain frequency range, and then complete data conversion and transmissi...

• 2023-09-04

Why is the shielding effect of signal shielding equipment becoming poor after prolonged use? In fact, the shielding effect of the signal jammer at this time is related to your long-term use and the local environment. After long-term use, the equipment will also generate heat, and then the frequency ...