Is the portable handheld cell phone signal jammer effective?

Dojammer 2022-06-23

The hand-held mobile phone signal jammer (portable cell phone signal jammer) adopts foreign advanced technology and is mainly aimed at small places that require security and confidentiality at home and abroad, such as private bosses, confidential offices, negotiation rooms, mobile vehicles, Mobile political and business dignitaries guard the scene, etc., according to the actual situation of mobile communications at home and abroad, the high-tech products that have been carefully developed and successfully can block GSM/CDMA/GSM/CDMA/CDMA within a radius of 5-20 meters (normally about 100 square meters). DCS/PHS/3G mobile phone signals make it impossible for mobile phones in the area to make and receive calls, and will not interfere with the work of other electronic devices in the environment. When the phone is far away from the shielding range, it can resume normal use Portable cell phone signal jammers are imported ICs and self-developed, especially for small places at home and abroad that require special security and confidentiality, such as confidential offices, negotiation rooms, mobile vehicles, and mobile political and business circles.

High Power Portable blocker

Portable Cell Phone Signal Jammer

VIPs guard the scene, etc., according to the actual situation of mobile communication at home and abroad, it is a high-tech product that has been successfully developed. It can block GSM/CDMA/DCS/PHS/ PCS/3G mobile phone signal (enhanced can block GPS signal), so that the mobile phone in the area cannot make and answer, and will not interfere with the work of other electronic devices in the environment. When the phone is far away from the shielding range, it can resume normal use.

The machine is easy to carry and concealed, small in size, light in weight, only 150 grams; easy to operate, low power consumption, only 0.5W/h, boot time up to 2-3 hours; easy to charge, most Nokia chargers are Universal; is a truly green hand-held shield.