Can cell phone signal screener screen WI-FI signals?

Mobile phone signal shields are mainly used in examination rooms, schools, gas stations, churches, courts, libraries, conference centers (rooms), theaters, hospitals, governments, finance, prisons, public security, military places and other places where the use of mobile phones is prohibited. It is understood that the mobile phone signal shielding device on the market now can limit the mobile phone signal to 500 meters away from the transmitting station. The shielding radius is adjustable, and the coverage reaches 30_, and the mobile phone signal shielding device can only shield the mobile phone signal without affecting other electronic devices. Save electric energy, the power is 12W-480W.

The mobile phone screen scans the low-end frequency of the forward channel to the high-end at a certain speed during the work. This scanning speed will cause garbled interference to the message signal received by the mobile phone, and the mobile phone can't detect the normal data sent by the base station, which leads to the failure of the mobile phone to establish a connection with the base station. Mobile phones are characterized by searching the Internet, no signal and no service system.

Portable mobile phone signal shielding device is independently developed by imported IC, especially for some small places at home and abroad that need security and secrecy, such as confidential rooms, negotiation rooms, mobile vehicles, mobile politics, business circles and so on.

Vip guards, etc. According to the actual situation of mobile communication at home and abroad, a high-tech product has been successfully developed. It can shield GSM/CDMA/DCS/PHS/PCS/3G mobile phone signals within a radius of 0.5-15m (enhanced shielding of GPS signals) and will not interfere with the work of other electronic devices in the environment. When the mobile phone is far away from the shielding range, it can be used normally.