... of the high-quality image transmission equipment, with anti-distance transmission capability, transmission distance: 300metres, ... small volume, capacity with lightning-proof and anti-jamming.Specification:Item 300A1600A1,5001B,600A4,600A8,600A16Transmission ... AC220VTransmission distance:300-2500metersVideo bandwidth:0-6MHZ(-6bd)Anti-jamming:>60dbElectrostatic protection:1a Contact discharge 3 classify, ...