. 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.High Speed 4K at 60Hz and Gold flashed contacts provide a higher quality finish while providing anti-corrosive properties. Length 2 meterSupports HDMI 1.4 HDMI 1.4a and HDMI 2.0 equipment functionsFull copper cableBackwards compatible with older HDMI versions.Supports 4K at 60HzAudio return channelHDMI Ethernet channelGold contactsColour black. .