In the prison and the military the mobile phones are not allowed to be used as the mobile phones can be used to send messages and make phone calls, in this case the important information may be given out. And this 70W High Power Cellphone Signal Jammer for 3G 4G LTE with Directional Antenna can cut off the signals of the mobile phones so that it can play the role as the security guard.
This signal jammer for 3G 4G LTE can cut off the signals of the CDMA GSM DCS/PCS 3G 4G LTE, so that you can see this device can not only block the normal 2G mobile phone signals but also cut off the signals of the newly 3G 4G LTE signals as well. And designed with 70W high power the jamming distance is up to 100 meters at most. Since powered by the AC adapter and with good cooling system this high power cellphone signal jammer supports 24/7 continuously working without causing high temperature all the year round.
For places like the meeting room, the classroom, the church and many other places like the library and so on or the places where the mobile phones are not allowed to be used as the important government this signal jammer for 3G 4G LTE is suitable to be applied.
Important Notes for Jamming Distance: The jamming distances we mentioned on website are for customer’s reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.
Important Notes for Portable Jammers with No Cooling Fan: Do not use the jammer when it is charging, or it will burn the jammer as it has no built-in fan. If because of this factor due to the broken of the jammer, the customer will lose the authority of free repairation .