VegGieg W-H4 8K HDMI 2.1 Cable TV Set-Top Box Computer Connection Monitor Projector Video HD Cable 1. HDMI protocol: HDTV version 2.1 (backward compatible) 2. Resolution: 7680 x 4320P 3. Total bandwidth: 48Gbps 4. Refresh rate: 8K60Hz, 4K120Hz, etc. 5. Wire core: copper-clad steel 6. Outer sheath: braided 7. Interface: gold-plated 8. Wire length: about 11.5235 Features: 1. Support 3D stereo imaging technology, further expand the color depth and color gamut, smooth and natural color transition, vivid picture restoration, as if you are in the scene 2. Tinplate-wrapped internal structure design, stronger shielding and anti-interference, more stable transmission 3. Upgraded HDMI 2.1 version, support 7680 x 4320 resolution 4. Support dynamic HDR picture quality compensation technology, clear color levels, restore more light and dark details, make the picture more realistic 5. HDMI2.1 adds enhanced audio return channel (eARC), quick media switching (QMS) image and sound synchronous transmission, bringing an immersive viewing experience 6. Total bandwidth reaches 48Gbps, supports quick frame transmission (QFT), automatic low latency mode (ALLM), faster transmission, no delay in the picture 7. Supports 4K120Hz refresh rate and variable refresh rate (VRR), the changing frame rate of the display device is synchronized with the game and video, the picture is smooth and delicate, and there is no frame loss, tearing, or ghosting in high-speed game movement 8. Thickened gold-plated interface, anti-oxidation, not easy to rust, stable signal transmission 9. PVC one-piece molded outer cover, 7.3-9.5mm thickened wire diameter, 3000 bending tests, no breakage or skin damage