The Sony 6.6-Feet HDMI to HDMI High Speed Cable w/Ethernet & Gold-Plated Connectors. High-Definition Multimedia Interface (HDMI) has become the norm for HD digital devices. It combines audio and video into one convenient cable. The Sony 6.6-Feet High-Speed HDMI Cable quickly connects a wide range of HDMI devices. Use it to connect a small mobile, home-entertainment, or gaming device to a big-screen HDTV, large projector, or computer monitor, for example.