1300W 13-Channel Vehicle Signal Jammer Blocks All Major Communication Bands The 1300W 13-channel vehicle-mounted signal jammer is engineered for maximum-power signal denial in mobile government and security operations. This professional-grade system is designed for permanent or temporary installation in vehicles, providing on-the-move interference capability for large-area coverage from 20MHz to 3000MHz. With a massive 1300W total output power distributed across 13 independen