Brand: Samsung Refresh Rate: 60Hz Contrast Ratio : 100000:1 Resolution: 3,840 x 2,160 Response Time: 5ms(GTG) Screen Size (Class): 31.5" Brightness (Typical): 250 cd/㎡ Flat / Curved: Flat Eye Saver Mode: Yes Colour: DARK BLUE GRAY Power Supply: AC 100~240V Condition: Ex-Uk Tested with Universal Stand