Use promo code:HH20 to get 10% off and free shipping on UEFA EURO 2024 purchases over $500 in cart items.

uefaeuro promotion signal phone jammer uefaeuro promotion signal blocker device

Signal blocker Jamming Frequencies

Signal jammer electromagnetic fields or electrical signals include various types of electrical signals, electromagnetic waves. The frequency ranges from near DC, low frequency to microwave, millimeter wave, submillimeter wave; the form of the signal is various, there are pulsed, and there are link waves. Some are also modulated by various modulation methods. These electromagnetic waves and electrical signals are generated by thousands or even millions of signal sources.

The electromagnetic environment of the information society is extremely complex and more and more complex. Electromagnetic interference is distributed throughout the electromagnetic spectrum. There are many types of radiation sources, and they are complex and changeable. Signal densities can exceed one million pulses per second. These electromagnetic signals can directly affect the human body, resulting in the so-called electromagnetic wave biological effect. It can also affect the work of various electrical appliances and electronic equipment, reduce their working performance, or even destroy their normal work.

Desktop 12 Bands Phone Signal Jamming Multiple Frequencie

Multiple Frequencies Jamming

The jammers are customized according to the frequency bands of different countries, please confirm that the purchase country and the actual use country are consistent. Otherwise it can not be used.Please read the jammer function before purchasin


10 Antenna Handheld Adjustable Cell Phone Signal Jammer

10 Antenna Signal Jammer

Hand held signal shielding device is our factory using advanced technology, for the contiuous developmentof communication standards, according to the actual situation of domestic and international wireless ommunication to develop


Newest 24 Band Portable Jammer Blocks All Cell Phones 5G 4G 3G 2G

Portable Jammer

World First 24 Antennas all-in-one design wireless signal Jammer with nylon cover for portable, jamming all types of Android phones, Tablets, Smart Phones, iPhones, Win phones etc. that use 2G, 3G, 4G 5G, and CDMA 450Mhz


Signal Jamming Explanation Related Tags