Definition of Jamming blocker Signal
Jamming or intercepting devices that transmit signals on the same radio frequencies as cell phones, disrupting communications between cell phones and cell phone base stations, effectively disabling cell phones within range of the jammer, preventing them from receiving signals and transmitting them.
Can be jamming signal almost anywhere, but is mostly used where making calls is especially disruptive due to the need to be quiet. They disrupt the operation of legitimate mobile phone services and, when in operation, block access to emergency services.
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
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
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