?[Newest Technology hdmi extension cable 1ft 2.1] Highwings HDMI Male to Female Cable meets the latest standard HDMI 2.1 Version, which has been tested and certified, Designed perfectly for all devices with HDMI 2.1 standard as well as being backward compatible with previous HDMI 2.0,1.4. Compatible with HDTV, Blu-Ray players, Fire Stick, Roku, PS3/4, computers, windows 10 PC stick,cable boxes, wall-mounted TV, HDMI Selector Box, PC and devices with standard HDMI ports. ?[Upgrade High-Quality Material hdmi extension cable 1ft] We have improved our craft constantly and adopt a unique SR joint design at both ends to effectively prevent joint cracking. It can withstand more than 15,000 bends in rigorous laboratory tests. 24K gold-plated ports do not fall off easily and are more durable-protect your TV interface. ?[8K 2.1 Short HDMI Extension Cable] Highwings hdmi extension cable 1ft extends the reach of your existing HDMI cable, which makes it easier to connect HDMI devices, plug and play without signal loss. Use extension cables to move TV Sticks away from behind wall-mounted TV screens. ?[Ultra High Speed 48Gbps Data Capacity] Highwings NEWEST Advanced Technique Ultra High Speed HDMI 2.1 Extender Cable 1ft transmits the data onto the speed up to 48Gbps of bandwidth (almost 2.6 times the speed of HDMI2.0). Supports resolution up to 7680 x 4320, refresh rate up to 8K@60Hz, 4K@120Hz 144Hz, Dynamic HDR. Giving you the smoothest visual experience of gaming, projection, home theater, or high definition TV. NOTE: Highwings HDMI 8k HDMI extension cable 2.1 not only can achieve all the functions of 4k HDMI extension cable 2.0 (4k@60hz 4@k30hz, etc.), but also realize the upgrade of functions on the basis of 4k HDMI extender 2.0. Whether it is a 4k TV or 4k various devices can have a better experience. Solve the problems of flickering screen, insufficient bandwidth, etc. that may occur when using 4k HDMI extension cable for 4k TV.