The Club 3D Ultra High Speed HDMI 2. 1 Cable is build to handle the highest quality video- and audio signals. HDMI 2. 1 has an increased Bandwidth of 48Gbps. The increase in maximum bandwidth compared to previous versions is achieved by increasing both the Bitrate of the data channels (from 6Gbps to 12Gbps) and the number of channels (from 3 to 4). This allows support for resolutions up to supports 10K at 120Hz! New feature included in the 2. 1 Specification is Display Stream Compression(DSC) 1. 2 , this is used for video formats higher than 8K with 4: 2: 0.