H1Sm is the EP 8K HDMI product which adopts the SiliconLine 2.1 IC and YOFC special bending-resistant optical fiber. It supports long distance 8K signal transmission and has high reliability. H1Sm currently supports 6 appearance color options( Elegant black, Composed of grey, Pearl white, Princess red , Chinese red , Peacock blue ), Supports micro-customization such as cable、shell color、Logo and package. Support customer made service.