• 2022-07-02

The mobile phone signal jammer purchased by users earlier did not have 5G frequency interference module from operators. With the gradual popularization of 5G signal, the mobile phone signal jammer without 5g frequency can not interfere with 5G signal, so it is necessary to upgrade the 5g signal freq...

• 2022-06-30

Some customers will ask whether a 6-storey building with about 1500 square meters per floor can realize signal interference of the whole building with 1-2 high-power mobile phone signal jammers. First of all, we do not recommend using a high-power mobile phone jammer to interfere with a 6-storey bui...

• 2022-06-30

After the technicians carried professional instruments to detect the signal strength around the conference room, it was found that the antenna for indoor signal distribution was installed in the ceiling of the corridor of the conference room, and through spectrum analysis, it was found that the indo...

• 2022-06-25

When testing the mobile phone signal jammer, everyone should have encountered such situations: there is a base station of an operator near the use site, or an indoor signal distribution system is installed in the corridor. As a result, the interference effect of the mobile phone signal jammer is gre...

• 2022-06-24

When using wireless signal jamming equipment such as mobile phone signal jammer, it must be reasonable and compliant. According to relevant domestic laws and regulations, it is illegal to cause a large-scale interruption of communication signals of others. Therefore, in order to ensure the normal co...

• 2022-06-21

The mobile phone jammer purchased by the customer earlier only contains 4G, and the 5g frequency jamming module of the operator is not installed. With the gradual popularization of 5g signal, the mobile phone jammer without 5g signal frequency interference can not interfere with the mobile phone 5g ...

• 2022-06-16

Whether the mobile phone signal jammer will interfere with the Lora signal, we must first understand what the Lora signal is. Lora is a low-power LAN Wireless Standard created by Semtech company. Lora (long range radio) long-distance radio is characterized by its greater propagation distance than ot...

• 2022-06-16

Before installing the mobile phone signal jammer, it is necessary to test the interference effect. In particular, when the conference room interferes with mobile phone signals, the interference effect must be tested in the early stage. The meeting room of the employer is located in a relatively dens...

• 2022-06-14

No matter what kind of test it is, fairness is the most important for each candidate, so preventing candidates from cheating in the examination room is the top priority of the examination staff. There are many ways to cheat. The most common way is to cheat in the exam by using various communication ...

• 2022-06-11

Whether the interference signal transmitted by the mobile Signal Jammer will interfere with the ZigBee signal. First of all, what is the ZigBee signal? ZigBee technology is a wireless communication technology applied to short-distance signal transmission and low-speed rate. ZigBee was previously kno...