blocker Jamming to the Music
Background music is widely believed to help focus and enhance personal creativity. But according to the British "Daily Mail" report on the 28th, scientists found that the opposite is true. Not only does background music interfere with the normal functioning of the brain, signal jammer can also cause persistent interference with creative activity.
It has long been believed that listening to music boosts brain function and stimulates creativity. But the researchers' findings turn that claim into a fallacy. In fact, there is strong evidence that the opposite is true: Background music not only doesn't help us focus, it also disrupts creativity and verbal reasoning.
Desktop 12 Bands Phone Signal Jamming Multiple Frequencie
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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10 Antenna Handheld Adjustable Cell Phone 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
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Newest 24 Band Portable Jammer Blocks All Cell Phones 5G 4G 3G 2G
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
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