General introduction

A jamming device, suppressing 4 downlink channels of 2G, 3G, 4G mobile phone signal systems (900 MHz, 1800 MHz, 2100 MHz, 2600 MHz), used in command posts, meeting rooms and hall.


  • The machine’s structure is compact and mobile
  • Jams fully 4 downlink spectrums of cellular networks
  • The machine has reliable structure, it works well at severe environment conditions
  • Operates in 2 power modes: high power and low power