The hdmi2av signal converter which will convert hdmi video signal or audio signal to av (cvbs) composite video signal and the fl / fr stereo audio signals, while support dvi system sideline signals. help users convert the high quality of the hdmi video signal into normal cvbs signal (standard-definition 480i, 576i,).so that can play on tv, vhs vcr, dvd recorders, etc. support ntsc and pal two tv format. ideal for down converting hdmi signal from dslr cameras to be used with 5.8ghz, 1.3ghz fpv video transmitters.