Nikai 50-inch flat smart screen, but (YouTube doesn't work and you can't download apps on it. The screen is approximately 9 years old, but the picture is clean and its quality is excellent, ماشاءالله). Note (The first time you turn on the screen, error messages will appear as shown in the attached pictures. This message appears the first time you turn on the screen. You press OK 4 or 5 times, then it disappears and doesn't return unless you unplug the screen). The screen is clean and guaranteed.