16-Channel 1400W Car Mounted Signal Shielding Device for 5G 4G 3G 2G and WiFi Product Overview The 1400W 16-Channel Vehicle Mount Signal Jammer is a high-power, professional-grade frequency interference system engineered for mission-critical security applications. This vehicle-mounted device delivers an impressive 1400W total output power across 16 independent channels, providing comprehensive signal shielding from 20MHz to 6000MHz. Designed for integration into security