It is mainly composed of a host (including built-in battery, 20MHZ-6000MHZ jamming module plug-in power amplifier (with self-containing jamming signal source, structural component and heat dissipation module), cables, drag-and-drop box unit), and antenna. It can cover the full frequency band, cut off the 2G/3G/4G/5G mobile communication signals in specific areas, control devices remotely (drones, unmanned vehicles, etc.), intercoms, as well as wireless signals such as Wi-Fi and Bluetooth. The use of the pull-rod type portable design is suitable for various environments such as emergencies, transitions, temporary control, etc., which is convenient and flexible, and can be used both as a portable and vehicle-mounted.