DSE 2019: Leyard Planar Highlights Its 700-nit EPX Series of 4K LCD Displays With Wide Color GamutMarch 28, 2019 | Home / March 28, 2019 rave-video / DSE 2019: Leyard Planar Highlights Its 700-nit EPX Series of 4K LCD Displays With Wide Color Gamut DSE 2019: Leyard Planar Highlights Its 700-nit EPX Series of 4K LCD Displays With Wide Color Gamut