Brand : DELL Model : P2225H Screen Size : 21.5" Panel Type : IPS Pixel Pitch : 0.2480 mm x 0.2480 mm Maximum Resolution : 1920 x 1080 Brightness : 250 cd/m2 Contrast Ratio : 1,500: 1 Viewing Angle : Horizontal : 178° Vertical : 178° Response Time : 5ms Refresh Rate : 100 Hz Aspect Ratio : 16:9 Color Support : 16.7 million Color Gamut : 99% sRGB HDMI : 1 x Ports DisplayPort : 1 x Ports DVI : None D-Sub (VGA) : 1 x Ports Mini HDMI : None Mini DisplayPort : None USB : 2 x Ports Speaker : None Dimension (W x D x H) : 0.00 x 0.00 x 0.00 cm Net Weight : 0.00 Package Dimension (W x D x H) : 10.00 x 16.00 x 13.00 cm Gross Weight : 4.86 Volume : 2,080.00 ประกัน : 3:3:6