The High-Definition Multimedia Interface is provided for transmitting digital television audiovisual signals from DVD player, set-top boxes and other audiovisual sources to television sets, projectors and other video display.
HDMI can carry high quality multi-channel audio data and can carry all standard and high-definition consumer electronics video formats. Content protection technology is available.HDMI copper cable has a reach of typically less than 10meters.But LIGHT4HD-Optical HDMI System can be digital transmission up to 500meters without the need for distribution amplifiers or repeaters by singlemode glass fiber or multimode fiber.