HDMI (High Definition Multimedia Interface) is a specification that combines video and audio into a single digital interface for use with DVD players, digital television (DTV) players, set-top boxes, and other audiovisual devices.

HDMI supports standard, enhanced, or high-definition video plus standard to multi-channel surround-sound audio.

The CDLHD-4 range is a Gold plated HDMI male to female extension cable.