HDMI cables transmit high-definition video and audio signals between devices like TVs, monitors, and gaming consoles. They come in various types certified for different bandwidths and resolutions, from basic 1080p support to advanced 8K setups.
Standard HDMI handles up to 1080p at 5Gbps, suitable for older HDTVs and DVD players. High-Speed HDMI supports 4K@30Hz or 1080p with 10.2Gbps, including HDR and Ethernet passthrough. Premium High-Speed reaches 4K@60Hz at 18Gbps, while Ultra High-Speed HDMI 2.1 manages 48Gbps for 8K@60Hz, 4K@120Hz, VRR, and eARC.
