The high power signal jammer blocker can block all cell phone frequencies,including GSM,CDMA,DCS,3G,4G.Moreover,you can buy the jamming frequecies WiFi and GPS,or the UHF/VHF frequency jammers. This desktop powerful mobile jammer can be used in the school examination room,court,hospital and office etc.The radius of the jammer is in the range of 2-50 meters depending on the communication signal strength.With a high heat dissipation performance,it can work for a long time stablely.
Very Wonderful Jammer
A very high power jammer capable of jamming a very large area. Can adjust the interference range, it is very convenient to use, I am satisfied.
Since I place the order to the product into my hands just five days, I'm very pleased with the company's logistics speed really. Thank you very much.