The VE872 HDMI Active Optical Cable utilizes ATEN's unique AOC+™ technology that enables conversion between input signals and optical signals for optimum high bandwidth data transmissions. This EMI-resistant optical cable comes in 50 ft. (15m) cable lengths with full support of 1080p resolutions that can withstand extreme conditions while improving speed and distance. It’s fully compliant with HDMI standards and provides support for high-speed transmission, 3D and 4K x 2K resolutions. This cable is the ideal solution for extending the reach of your digital signage in various settings, such as in large shopping malls and hospital facilities. * Note: For extended cable lengths, ask your ATEN dealer about the VE874 165 ft. (50 m) or VE875 330 ft. (100 m) optical cables.