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This 3.3-foot fiber optic HDMI 2.1 cable adopts durable nylon braided outer jacket with classic black and white two-tone design, and passes CL3 safety certification to support concealed wall wiring for home renovation projects. It achieves full 48Gbps ultra-high speed transmission, bringing immersive 8K@60Hz ultra-high resolution and fluid 4K@120Hz high-frame-rate playback for games and movies. Dynamic HDR10 optimizes frame-by-frame brightness and contrast to restore richer color details, while eARC transmits lossless high-fidelity audio to soundbars and AV amplifiers. Optical fiber structure effectively avoids EMI/RFI interference that copper cables easily suffer, ensuring stable, clear and synchronized audio-video output all the time. Plug-and-play without extra drivers, perfectly matching PlayStation, Xbox, Apple TV and mainstream brand high-end TVs for home theater and gaming setups.