Premium High Speed HDMI Cable and Premium High Speed HDMI with Ethernet are special certification designations for High Speed HDMI Cables that have been designed and certified for ultra-reliable performance for 4k and advanced features such as higher frame rates, HDR, expanded color spaces including BT.2020 colorimetry, 4:4:4 chroma sampling, and they are identified by the Premium HDMI Cable Certification Label. Connector-24K gold-plated connectors & higher thickness of gold-plated contact pins create precise contact for low signal loss. Super Shield-Assembly of the metal top and bottom shield act as a highly effective EMI shield offering excellent structural integrity. Cable-Twisted-pair construction reduces cross talk with impendence matched. Triple-layer shielding provides superior isolation. (Protective PVC Jacket, Copper Braid Shield, 95% Aluminized Mylar foil. Resolutions up to Ultra HD 4K @ 50/60 (2160p). Enables transmission of High Dynamic Range (HDR) video. Dynamic synchronization of video and audio streams. Simultaneous delivery of dual video streams to multiple users on the same screen. Up to 1536kHz audio sample frequency. Up to 32 audio channels. Simultaneous delivery of multi-stream audio to up to 4 users. CEC extensions provide more command and control of devices from a single control point. Support for wide angle theatrical 21:9 video aspect ratio. EMI tested to ensure cables minimize interference with wireless signals.