18Gbps high-speed bandwidth. Backward compatible. Design for transmitting the 4K@60Hz Ultra HD display signal in a long distance, as specified in HDMI 2.0. With HDR, greater detail and contrast in both the dark and bright parts in the same image as well as an extended color space. With ARC, you are able to let an HDMI-connected TV send audio data upstream to a soundbar or audio receiver. Support lossless HDMI audio formats like Dolby True HD and DTS-HD etc. Supports EDID incl. self-detecting function. Made with corrosion-resistant gold-plated connector and 7-layer shielding structure. High resistance against surrounding electromagnetic interference. Safe for everyone via the nil-radiation environment.