Kenable Ultra High Speed HDMI Cable 8K 60Hz 4K 120Hz 48Gbps - White

This certification guarantees that the cable has been rigorously tested and meets all the performance requirements for HDMI 2.1 specifications, ensuring it can reliably handle 48Gbps bandwidth and advanced features like 8K resolution.

Yes, this cable is backwardly compatible with older HDMI specifications, including those used by 4K TVs. You will be able to use it for 4K content, but you won't experience the enhanced features of HDMI 2.1 unless your TV also supports them.

8K/60Hz refers to a resolution of 7680 x 4320 pixels running at 60 frames per second, offering incredible detail. 4K/120Hz refers to a resolution of 3840 x 2160 pixels running at 120 frames per second, providing much smoother motion, ideal for gaming and fast-action content.

If you want to take full advantage of the 4K/120Hz gaming capabilities and other HDMI 2.1 features offered by the PS5 and Xbox Series X, an Ultra High Speed HDMI 2.1 certified cable like this one is recommended.

eARC (Enhanced Audio Return Channel) is an advanced version of ARC that allows for higher bandwidth audio transmission. It supports uncompressed, high-bitrate audio formats like Dolby Atmos and DTS:X directly from your TV to a compatible soundbar or AV receiver.

The outside diameter of this cable is 6.3mm.

Yes, this HDMI 2.1 cable supports Dynamic HDR, which allows for brighter colors, deeper blacks, and a wider contrast range for a more realistic viewing experience.

Ensure the cable is fully seated in both HDMI ports. Verify that both the source and display devices support the resolution and refresh rate being used. Try connecting the cable to a different HDMI port on your display. Check if the cable is damaged; if so, use another certified cable.

Confirm that both your source device (e.g., console, GPU) and your display (TV/monitor) fully support the desired resolution and refresh rate via HDMI 2.1. Check the settings on both devices to ensure the correct output and input modes are enabled. Ensure the cable is certified Ultra High Speed HDMI 2.1.

Ensure the eARC feature is enabled on both your TV and your soundbar/receiver. Verify that the cable is connected to the designated eARC/ARC HDMI ports on both devices. Confirm that both devices support eARC.

Verify that VRR and ALLM are enabled in the settings of both your gaming console/PC and your display device. Ensure the game or application you are using also supports these features.