The device is the only one that is currently equipped with an LCD screen. You can clearly observe the data by displaying the screen. You can get more accurate information. It has independent frequency band switch. You can turn on jamming frequencies bands as needed. This product is applicable to: classrooms, libraries, meeting rooms, cinemas, churches, prisons and other places.
This jamming device has a hidden design. You can hide the antenna and not easily noticeable. Has separate band control button. You can open or close a frequency band according to your needs. This jammer is easy to carry, and you can put it in a backpack or tie it to your arm as needed.
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.