What is a "3g Signal Blocker"? The Most Authoritative Explanation.
What is Desktop 4 Bands GSM 3G 4G blocker device?
Desktop 4 Bands GSM 3G 4G Blocker Device This device can jamming multiple bands, all cell phone signals can be shielded. Only blocker the downlink signal frequency, does not affect the normal work of the surrounding communication. High reliability, long-term and stable continuous operation in a variety of environments.What kind of signal does a phone jammer block?
It can block all 2G 3G 4G 5G phone signals and WiFi signals, with large coverage, effective interference effects and complete shielding of all phone signals. This is the latest mobile phone jammer. Designed for the latest 5.8G signals. It can effectively jamming 5.8G and other cell phone signals.How many antennas does a 5G signal jammer have?
This powerful new mobile phone WIFI GPS 5G signal jammer is designed with 12 antennas, which can cut off all 3G, 4G, and 5G mobile phone signals, and can also block WiFi GPS LOJACK signals. The interference radius of this device can be as long as 80 meters.How does a 3G jammer work?
Anyway, if you turn on the 3g jammer, you will see that it will start sending frequency interference at the same frequency, and it will block multiple signals in this way. Modern jammers basically have this feature, and the connection between the phone and surrounding signals will be cut off, so you will not be able to speak.
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