The most popular 16-band5g jammer in 2021 can interrupt two signals at the same time, and can shield up to 25m. It is portable and can be easily adapted to multiple occasions.
This WiFi signal blocker has power regulating function and single frequency control switch, It can adjust the range of interference and select the frequency band that need to be interfered according to the need. Can jamming all cell phone signals such as 2G, 3G , 4G. Except for cell phone signals, it can also jamming Bluetooth and PHS signals. The device is available in classrooms, libraries, cinemas, offices and other places where cell phone signals and wireless signals are prohibited
This is a fully portable design wireless blocker device, After removing the antenna, it can be conveniently put into a backpack or briefcase. With a separate frequency band control switch, you can choose to turn on the frequency band that needs to be disturbed and close other frequencies. This product has a very convenient single frequency switch. With good heat dissipation system, it can work for a long time. Can block the main mobile phone band and WIFI and GPS signals
One of the most popular handheld anti-wireless signal devices. Has a excellent heat dissipation performance, can be used for a long time. With a separate frequency band control switch, you can select the frequency band that needs to be shielded to open. It also has very good portability, easy to carry around. It can block major mobile phone signals, such as 2G,3G,4G and other signals, as well as bluetooth and GPS signals