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The portable GPS jammer is particularly powerful and effectively prevents all GPS frequencies (L1, L2, L3, L4 and L5) as well as GSM / UMTS / WiFi. DiscoveryOfTech does not endorse any of the following methods of disabling drones. Step 1 is to build and/or buy cheap-but-effective test. There is no need to install and debug when using, easy to operate. 26-28. The most popular 16-band5g jammer in 2021 can. 2. 923. Drone spoofing, on the other hand, is a bit more sneaky. 4GHz and 5GHz to approximately 15 meters, the popular spy camera jammer. A less common use is to block GPS signals when you go somewhere, in case someone placed a tracking device on you or your vehicle. This is the newly designed 22-antenna 5G jammer. 168. 99. FAQ. It can be powered through your power bank or 3. High-tech cell phone jammers will block many frequencies, but others only block a single frequency. Check your local laws before using such devices. 2 meters from the antenna. 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