hdmi to rca converter, hdmi to rca cable adapter, 1080p hdmi to av 3rca cvbs composite video audio supports ntsc for pc, laptop, hdtv, dvd, vhc vcr digitnow all in one hdmi to rca cable converter. an bulit in hdmi to rca chip, convert hdmi signal to rca device. it converts quality hdmi video signal to 3rca composite video cvbs(standard-definition 480i,576i), for devices such as tv, vhs vcr, dvd recorders,etc, that support ntsc and pal. video signal transfer only, can't improve the video quality, please import hd video. widely device compatibly good for personal or family: connect roku, dvd, cable boxes, and ps3, xbox 360 and so on. can be watched by the common old tv av interface after converted. important conferencing systems, can be used for display platform: after converted the hd hdmi signal of the hd camera by the converter, then through the acquisition card to a computer system to facilitate remote meetings transmission.