Jammer, Drone Detector, Jammer Module manufacturer / supplier in China, offering Portable Signal Jammer with 3 Antennas, Blocking 315/433/868 MHz Signals. Coverage Range: 200 Meters., Suitcase Style 18-Band 72W High-Power Handheld GPS Finder, Wi-Fi 3G 4G 5g Mobile Signal Jammer, New Indoor Using Hidden Directional Antennas Mobile Phone 2g 3G 4G 5g WiFi GPS Lojack Lora Signal Jammer 94W Output Power Jamming up to 80m and so on.