42W 14-Band Omnidirectional Desktop Signal Jammer Full-Spectrum Interference Covering 2G-5G Cellular, Triple-Band WiFi, GPS, VHF/UHF Walkie-Talkie & Lojack Vehicle Tracking 42W 14-band omnidirectional desktop signal jammer designed for comprehensive signal denial in security-sensitive environments. This professional-grade interference system simultaneously blocks all major communication signals including 2G, 3G, 4G, 5G cellular networks, triple-band WiFi (2.4G/5.3G/5.8G), GPS