Sometimes, we will see a rectangular black thing that looks like a walkie-talkie hanging on the arms of police, security guards and special police officers. What is this? That's right, this is a portable handheld jammer, used to block cell phone signals from base stations and cell phones to stop the cell phone from working. What about this one? If necessary, you can wear it, so that it can provide you with a quiet environment and refuse annoying calls.
Now consider whether you need a signal jammer? If your work needs to be kept secret, your workplace is unstable, and maybe you need a phone jammer. Here we are going to introduce a 3G 4G mobile phone jammer. It is aimed at the interference of all 3G 4G mobile phones. After charging, you can take it to a car, office, lobby, gym or swimming pool and make sure that all 3G phones will not leak your speech and work.
This is the latest 2G 3G 4G portable jammer kit. In addition to interfering with 4G LTE and 4G Wimax signals, it must also avoid CDMA, GSM, DCS, and 3G signal capabilities. It is currently the most complete and powerful interference device. You can choose which signal to block. It's up to you. If you don't want to block one or two bands, you can turn it off and then turn on the other bands.
At the same time, the earpiece jammer can still block signals in other frequency bands. Depending on the signal length of the phone, the interference range may be as long as 15 meters. It has good functions!
You should beware of mobile phone jammers. Another advantage is that you can use the car charger in the car to provide you with more convenience.
In addition, it has a cooling fan, so its operating temperature is not very high. If so, it can work regardless of the hot summer and cold winter. All in all, it is a perfect mobile phone jammer in terms of function, price and quality. If you are looking for this kind of jamming device, please take action at any time and add the jammer suitable for your phone to your shopping cart.