Certified HDMI 2.1 Version: This hdmi cable fully complies with the strict HDMI requirements and carries the official certification label on the package. Snowkids hdmi cord also backward compatible with HDMI 2.0b/2.0a/1.4/1.3/1.2/1.1 version 48Gbps ultra high speed: The HDMI 2.1 Cable with 48Gbps bandwidth delivers uncompressed 8K(7680 x 4320) video and high-speed transmission without signal loss. Make it faster 2.6X than HDMI 2.0(18Gbps). Supports HDMI Video: This hdmi to hdmi cable supports 3D, Ethernet, 8K@60Hz, 4K@120Hz, 2K, 1080P, 48Gbps bandwidth, 48 bit/px HDR color depth, TrueHD 7.1 and new features such as eARC, VRR, QFT, QMS, ALLM, DSC, and more HDMI 2.1 8K Cable support Enhanced Audio Return Channel (eARC). This technology allows for the transmission of high-bitrate audio formats such as Dolby Atmos and DTS:X, elevating the auditory experience to new heights. Whether you're immersing yourself in a blockbuster movie or engaging in an intense gaming session, the audio clarity and depth will be nothing short of extraordinary. COMPATIBILITY – Compatible with Sony BDP-S3700, BDP-S1700, BDP-S6700 4K Blu-ray Disc Player and supports Video 4K, 1080p, TV HDTV Blu-ray, It is also Compatible with Apple TV, PS5, PS4 Pro, Xbox Series X/S/Xbox 360, Nintendo Switch/Switch 2, Wii U, Mac mini M4/M4 Pro, PC, Blu-ray player, AV Receiver, TV stick, TV Box, DVD player, LG 8K UHD TV, Soundbar, Projector, Monitor and more HDMI is the only cable that can transfer uncompressed high-definition video and multi channel digital audio in resolutions up to 8K (Ultra HD). HDMI cables are convenient because they will allow the transfer of digital audio and video in a single cable,