HDMI 1.3 cables are made with 28 AWG conductors, which provides a low resistance in the cable and minimize signal loss so that the cables can be extra long. The cables have gold plated connectors. HDMI is a standard for transferring video and audio signals.
An HDMI cable allows you to transfer image in full HD format and sound in digital surround sound 100% digital from for example a DVD player and a television.