Signal killers for wireless
WIFI is undoubtedly one of the most popular networks now, which brings us a lot of convenience. Thanks to WIFI, we can use the Internet on a variety of occasions. But WIFI has recently become less secure. Because there's been a lot of unsecured free WIFI recently. It often appears in large shopping malls, cafes and other public places. WPA2 protocol used by vast majority of wifi connections has been broken by Belgian researchers, highlighting potential for internet traffic to be exposed. The security protocol used to protect the vast majority of wifi connections has been broken, potentially exposing wireless internet traffic to malicious eavesdroppers and attacks, according to the researcher who discovered the weakness. That means WIFI is no longer safe. Maybe we have to pay attention to free WIFI in some public places, because it may be a trap. When you're drinking coffee and enjoying free WIFI, you might think that your personal information might be stolen and your account may not be safe. And that's why young people in the United States and Europe always have a WIFI jammer with them when they go out. With this jamming device, you don't have to worry about automatically connecting to insecure WIFI and keeping your smart devices safe.
This product has a very convenient single frequency switch. You can choose to open or close a frequency band as needed. With good heat dissipation system, it can work for a long time. Can block the main mobile phone band and WIFI and GPS signals. With a portable design, Size is very small, easy to carry.Can jammer six bands
5 Bands high performance portable mobile phone jammer. Can jam all cell phone signal, GPS, WiFi. All bands have a separate switch, very convenient, your can select the jammer band as needed. This 5 bands jamming device has a very portable design, and it is very convenient to remove the antenna. Effective prevention by GPS satellite positioning tracking
This product has a very large range to jammer signals, can block all signals within 70 meters, able to meet the needs of the vast majority of situationsa. Suitable for classrooms, auditorium, library, cinema, office space such as a larger place. The jamming signal of this device is very stable and can guarantee the interference effect.