Dell 391-BDSZ 15,6" 4K Ultra HD 3840x2160 gruppo schermo
Its connector does not match standard WXGA++ LCD. You're strongly discouraged to upgrade from lower resolution LCDs. Dell 391-BDSZ Dell 691FN 0691FN Dell P15R3 0P15R3 Dell 3FY9C 03FY9C Dell JXF32 0JXF32 LQ156D1JX41.