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.Our cables support the HDMI High Speed With Ethernet specification:HDMI Ethernet ChannelAudio Return Channel3D Support4K SupportHDMI High Speed with Ethernet extension cableHDMI Type A Male � HDMI Type A FemaleGold flashed contacts30AWG