World first 22 antennas Wireless signal jammer
Customer's Reviews Of This Signal Jammer
This powerful portable jammer can effectively shut down all Wi-Fi networks, GPS devices and cell phone signals (in GSM, 3G, 315, 868 and 433 frequency bands) without interfering with other electronic devices. It's really like that!
The quality is very good, shielding GPS tracking signal and mobile phone signal. , The installation is very smooth. If someone is looking for high-quality equipment at a low price, it is recommended that they buy the product.
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