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This 1-meter fiber optic HDMI 2.1 cable uses optical signal transmission instead of traditional copper wire to completely avoid long-distance signal attenuation and electromagnetic interference. It meets Ultra High Speed 48Gbps bandwidth specification, stably outputs true 8K 60Hz ultra-high definition resolution and lag-free 4K 120Hz high refresh gameplay. The built-in eARC channel transmits uncompressed Dolby and DTS spatial audio to soundbars and AV receivers; HDR10 restores rich highlight and shadow layers for movies and games, while HDCP dual authentication ensures normal playback of copyright-protected video resources. The thin, bendable cable structure simplifies clean cable management behind TVs and gaming rigs. Gold-plated anti-oxidation connectors sustain steady audio-video synchronization during all-day gaming and media viewing. Plug-and-play with no extra drivers required, a premium dedicated cable for Xbox, PS5, Apple TV and high-performance PC home theater & gaming systems.