Item Type: HD Multimedia Interface AdapterMaterial: Aluminum AlloyHD Multimedia Interface Version: HD Multimedia Interface 2.1, Backward Compatible with 2.0Resolution: 7680x4320PBandwidth: 48GbpsRefresh Rate: 8K at 60Hz, 4K at 120HzPackage List1 x HD Multimedia Interface Adaptor18K HD: HD multimedia interface 2.1 extension cable connector extends the HD multimedia interface port converter to support 8K at 60Hz, 4K at 120Hz, 7680x4320P resolution. Make your home theater with theater like sound and visual effects. 2Applicable: Supports HD multimedia interface signals from input devices such as TV box, laptop, PC, DVD, for Xbox, for PS5, etc. It also supports output ports such as monitor, TV, projector, etc. 3High Speed: This 8K HD multimedia interface adapter with up to 48Gbps ultra high bandwidth transmits UHD video and sound data over ultra high speed HD multimedia interface Ethernet channels such as 3D and 7.1, 5.1 for Dolby Digital Sound. 4Multifunctional: This 8K HD multimedia interface coupler supports 8K at 60Hz, 4K at 120Hz resolution, Dynamic HDR, eARC, HDCP 2.2 and 2.3, DTS HD Master sound, DTS:X, for Dolby Vision. 5Aluminum Alloy: Right angle HD multimedia interface adapter is made of aluminum alloy, high strength, corrosion resistant, stable and durable, with indicator light, with hanging hole, easy to carry.