Is the portable handheld cell phone signal jammer effective?

Handheld mobile phone signal jammer (portable jammer) adopts foreign advanced technology and is mainly aimed at small venues at home and abroad that require safety and confidentiality, such as private bosses, confidential offices, negotiation rooms, mobile vehicles, Mobile politicians and business dignitaries guard the scene, etc., based on the actual situation of mobile communications at home and abroad, carefully developed high-tech products, which can block GSM/CDMA/ in a radius of 5-20 meters (usually about 100 square meters). The DCS/PHS/3G mobile phone signal makes it impossible to make and receive calls from mobile phones in the area, and will not interfere with the work of other electronic devices in the environment. When the mobile phone is far away from the shielding area, normal use can be restored.

Portable WiFi Jammer

The portable mobile phone signal jammer adopts imported IC and independently developed, especially for some small venues at home and abroad that require safety and confidentiality, such as confidential offices, negotiation rooms, mobile vehicles, mobile political and business circles

VIPs guarding the scene, etc., based on the actual situation of mobile communications at home and abroad, carefully developed high-tech products, which can block GSM/CDMA/DCS/PHS/ within a radius of 0.5-15 meters (usually about 5-80 square meters) PCS/3G mobile phone signal (enhancement can shield GPS signal), so that mobile phones in the area cannot make and receive calls, 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.

The machine is convenient to carry and concealed, small in size, light in weight, and weighs only 150 grams; simple operation, low power consumption, only 0.5W/h, and the boot time is up to 2-3 hours; it is convenient to charge, and most Nokia chargers are It is universal; it is a truly green and environmentally friendly handheld shielding device.