★Upgraded HDMI 2.1 Standard: Truely support for Dynamic HDR, AMD FreeSync, NVIDIA G-SYNC, eARC, Dolby Vision, HD Dolby 7.1, Dolby Atmos, BT.2020, ALLM, VRR, HFR, QMS, QFT, DSC 1.2 a Compatible with HDCP 2.3 to watch content protected videos. ✦8K Resolution: Supports 8K@60Hz and 4K@120Hz, provides resolutions up to 7680x4320 60Hz, backward compatible with 6K@60Hz, 5K@60Hz, 4K@144Hz, 2K@240Hz, 1080P@60Hz, etc. Supports 3D effects, bringing you a cinematic immersive visual experience. ✦Suitable for Narrow Space: 2-Combos of left right up down 90 degree HDMI adapters can be conveniently selected for actual needs, which is super handy for connecting HDMI cables at narrow space, It perfectly protects your cables from bending damage or breakage and also reduces the stress on ports of valuable devices. ✦Premium Material: Adopt 24k gold-plated interface, precise internally soldered PCB and rigid outer aluminum shell provide 48Gbps stable signal transmission and durable using experience. ★Package Content: 4 Pack 8K HDMI 2.1 Male to Female Adapters (1 x up 90 Degree,1 x down 90 Degree,1x left 90 Degree)and 1× Right 90 degree).