It is designed to block (suppress) radio-controlled explosive devices (RCED) based on UMTS 2100 standard cell phones, Bluetooth and WiFi equipment, cordless phones and video senders in the 2.4 and 5.8 GHz ranges. The RCED blocker provides reliable suppression (prevention of operation) of RCED receiving devices operating in the frequency ranges of 2000 … 2700 and 5600 … 5900 MHz The blocker is made in an attaché case, has no external antennas or other unmasking features. The blocker is equipped with a built-in battery, ensuring its autonomous operation. The blocker kit includes a device for charging the battery from a 220 V network.