To make the audio-visual entertainment experience as natural as possible is one of the major targets of electronic entertainment companies. The journey of televisions from Black & White to plasma and now to LEDs is a fair example of it. High definition digital recording has been made possible through DVDs and Blu-rays. However, to transmit the same quality of high definition data to the display, high quality interface is needed. In pursuit of this life like quality, electronics giants of the world: Sony, Thomson, Panasonic, Toshiba, Phillips and Hitachi, made a joint research group that has given one of the best ways to transmit and access video and audio, HDMI.HDMI stands for High Definition Multimedia Interface. A HDMI cable is a single cable that serves as link for audio as well as video applications. For a video recorded in high definition, a standard Audio-video component cable gives an output of 480 pixels per inch.