Portable handheld cell phone signal jammer effective
The handheld cell phone signal blocker (portable mobile phone signal jammer) adopts advanced foreign technology and is mainly targeted at small venues at home and abroad that require special security and confidentiality, such as private bosses,
Confidential offices, negotiation rooms, mobile vehicles, mobile political and business dignitaries guarding the scene, etc., this is a high-tech product carefully developed based on the actual situation of mobile communications at home and abroad. It can be used within a radius.
Blocking GPS/GSM/CDMA/DCS/PHS/2, 3, 4, and 5G mobile phone signals within a radius of 5-20 meters (usually about 10-20 square meters) makes it impossible for mobile phones in the area to make and receive calls, and will not.
Interfering with the operation of other electronic equipment in the environment. When the phone is away from the shielding range, it can resume normal use.
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