Brand New Sealed Unit * ---LG 43UL3J-M Commercial Display ---43" 3840 x 2160 IPS LCD Display ---Aspect Ratio - 16:9 ---Max Brightness - 300 cd/m2 ---Contrast Ratio - 1300:1 ---Dynamic Contrast Ratio - 1,000,000:1 ---Response Time - 8ms ---Refresh Rate - 60Hz ---Display Orientation - Landscape, Portrait ---WiFi 5 ---Ambient Light Sensor - Yes ---Built-in Speakers - Yes, 2 x 10 watt ---Smart TV - webOS ---Mounting Hole Pattern - 200 x 200 mm ---Duty Cycle - 16 Hours / 7 Days.