The HDMI standard was created to transfer uncompressed digital audio and video. HDMI cables many internal conductors include communication channels, which allow automatic display and source matching for resolution, format and aspect ratio.
To transfer full-resolution 4K video requires using the HDMI interface.
Standard Speed HDMI cable will at-minimum transfer 1080i, 720p, 1080p/30Hz source material.
High Speed HDMI cable will in addition transfer 1080p/120Hz, 4K, 3D video.
- With Ethernet HDMI cable (with HEC) includes conductors for bi-directional Ethernet communication. Ethernet capability is independent of Speed capability.