... HDMI 1.4 version 1,HDMI 1.4 version;2,Separate Ethernet Data Channel which will allow high speed send/receive;3,Audio Return Channel;4 ... ,Fully 3D compatible for future use;5,Supports ... pure copper,28/24AWG;6,Shield:4 shielding layers;7,Protect:PVC ... 360, and other HDMI devices; Kaiboer HDMI cable V1.4 (HDMI- HDMI)