high power 12antennas signal block er convoy jamm er office 3g 4g 5g cellphone jamm ing device use for conference, Silver

this new powerful cellphone wifi gps 5g signal jamm er is designed with 12 antennas which bring us a strong jamm ing ability. and it can not only cut off all 3g 4g 5g mobile phone signals, but also block wifi gps lojack signals. with adjustable 90 watts high power, the jamm ing radius of this device can be up to 80 meters at most depending on the signal strength in the detailed place.built-in 6 cooling fans non-sworking. 2-5meters with infrared remote control turn on /off power it can be applied at meeting rooms, conference rooms, museums, galleries, theatres, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks, trains, bus and more places that require silence, confidentiality and information security.syi