COFDM modulation, Stable transmission NLOS:2-5KM Support encryption With HDMI output and USB interface COFDM NLOS Mobile Audio and Video Transmitter and ReceiverDescription: ST-6000TBH COFDM NLOS Mobile A/V Transmission System adopts the latest technologies of COFDM modulation and MPEG-2 image compression that enables good NLOS (Non line-of -sight) transmission with DVD quality video. The ...