" Texin BG-E8: Features
…The Texin jammer consumes 60W of power and has a single channel 3-4W transmitting power."
So it has quite a lot more transmitting power than any legal consumer market device is able to push out. But if your problem is imaginary your brain can easily think this thing as a solution. You can just block the facts and start transmitting gibberish in the air.
