Achieving the best in 4K HDR content at 60Hz is not easy. It's very common for people's expensive 4K HDR TVs to be limited to 10.2Gbps giving them only 40% of the picture quality they deserve. The solution is as simple as replacing the old high speed HDMI cable with one of the newer Ultra High Speed cables and any HDMI cables in the range of 21Gbps - 27Gbps are the perfect choice.