ATHEN 20 M True 4K HDMI 2.0 active optical cable (True 4K at 20 m) VE781020, blackATEN VE781020 True 4K HDMI 2.0 active optical cable uses AOC technology that enables conversion between input signals and optical signals for data transmissions with optimally high bandwidth. The EMI-resistant optical cables are delivered in 20 m length with full support for True 4K resolutions. They meet all the requirements of the HDCP 2.2 standards and meet the HDMI 2.0 specifications including 3D, deep color and data transfer speeds up to 18 Gbit / s. The optical cables support Dolby True HD and DTS-HD Master Audio with guaranteed lossless audio signal transmission. VE781020 optical cable is an ideal solution for extending the range of your digital signage in several different environments such as public transport stations, shopping centers and healthcare facilities.• Extends True 4K signals up to 20 m• Reduced EMI and RFI for lower noise interference• Gold-plated connectors for reliable transfers