Samsung 21.5 Inch LED monitor

Screen Size: 21.5 inch (54.6 cm) Full HD (1920 x 1080) TN Panel Connectivity Port:1 D-Sub, 1 HDMI Port Aspect Ratio: 16:9, Brightness (Typical): 150 cd/m2 Refresh Rate: 60 Hz, Response Time: 5 ms Viewing Angle: 170 degree horizontal and 160 degree vertical Flicker Free Technology: Yes Country of Origin: China