how to jam mobile network using android

The portable wireless signal jammer adopts imported IC and is independently researched and developed, especially for small venues at home and abroad that require safety and confidentiality, such as confidential offices, negotiation rooms, mobile vehicles, mobile political and business dignitaries guarding the scene, etc. , A high-tech product carefully developed according to the actual situation of mobile communications at home and abroad. It can block GSM/CDMA/DCS/PHS/PCS/3G mobile phone signals within a radius of 0.5-15 meters (usually about 5-80 square meters) (Enhancement can shield WiFi signal, GPS signal, Beidou satellite signal), so that the mobile phone in the area cannot make and receive, 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, normal use can be restored.

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