Note: Please confirm that the HDMI device has the decoding function before purchasing. If there is no decoding function or uncertain, please do not buy this product.^ HDMI is a digital signal, and RCA is an analog signal. The converter has no automatic decoding function. Digital equipment requires transcoding software to convert the signal. If the HDMI port device does not have transcoding software, it cannot be converted to an RCA analog signal.^ One-way transmission: This product only supports hdmi to rca one-way transmission, rca to hdmi cannot be used, that is, the display device (tv or monitor) is the rca end, suitable for hd dvd players, hdtv receivers, TVs, projectors, a /v Receiver and other HDMI-equipped devices.^ The gold-plated interface is more corrosion-resistant, longer service life, guaranteed transmission speed, more complete signals, and fully supports 720P, 1080iP, and 1080P digital signal formats.^ HDMI to RCA adapter, can be used for HDTV, DVD, projector, home theater system and all other devices that support HDMI to RCA.