ASUS VK228H 21.5in LED MONITOR ASPECT RATIO Aspect Ratio: 16:9  BRIGHTNESS Brightness: 250 NIT  COLOR Color: Black  COMPLIANCE CERTIFICATES Environmental Compliance: Energy Star  CONTRAST Contrast Ratio: 80000000:1  DIMENSIONS Depth (mm): 48.4  Height (mm): 387.2  Weight (Kg): 3.1  Width (mm): 514.1  DOT PITCH Dot Pitch: 0.248 mm    HDCP SUPPORT HDCP Support: Yes  HIGH DEFINITION COMPATIBILITY High Definition Compatibility: FullHD  LCD BACKLIGHT LCD Backlight Technology: LED  OTHER FEATURES Color Supported: 16.7 million  Other Features: * Full HD LED backlight panel with 80,000,000:1 high contrast ratio and HDMI input  Power Wattage: 25 Watt  Scanning Frequency (Horizontal): 30 - 82 KHz  Scanning Frequency (Vertical): 50 - 76 Hz  Viewing Angle (Horizontal): 170 degree  Viewing Angle (Vertical): 160 degree  PRODUCT Brand Name: Asus  Manufacturer Web Site: http://www.asus.com/ Product Model: VK228H  RESOLUTION Resolution: 1920 x 1080  RESPONSE TIME Response Time: 5 ms  SCREEN SIZE Screen Size: 21.5 inch  SCREEN TYPE Screen Type: LED  STAND FEATURES Tilt: Yes  TCO COMPLIANCE TCO Compliance: TCO 5.2    ASUS VK228H 21.5in LED MONITOR