Active Optical Cable (AOC) is a cabling technology that accepts same electrical inputs as a traditional copper cable, but uses optical fiber between the connectors to extend HDMI signals with zero loss or latency. The KanexPro AOC 50 meter (164 feet) HDMI 2.0 cables with Ethernet are designed with premium craftsmanship to deliver UltraHD with a super bandwidth of 18 Gbps. These latest specs from HDMI deliver uncompressed 4K resolutions with 32 audio channels for a multi- dimensional immersive audio and up to 1536 kHz sample frequency to attain highest audio fidelity. It supports sub-sampling rates of 4:4:4, 4:2:2 & 4:2:0 YUV with deep color and HDR can be achieved when integrated with compatible HDMI 2.0 devices. This AOC cable is resistant to EMI and RFI interference providing you with noise-free video and audio with less copper and more fiber optic. The cable gets its power via USB which can be connected near the HDMI source device which uses USB port to get its power.