Overview: Working frequency bands:2350-2550MHZChannels available:6 Transmit dual-track audio & visual signals Visual signal format:PAL/NTSCPower supply:DC 9 V High working frequency & strong anti-interference capacity Processing application expandability, highly adaptable Full aluminum enclosure, providing enhanced radiation & anti-interference capacity Specification: Product:90 x 65 x 25cm 0.59kg