Brand  : Acer Model  :  EK220Q H3bi Series  :   Regular Shape  :  Widescreen Design  :  Borderless Display Size (Inch)  :  21.5 Display Type  :  FHD Panel Surface  :   Flat Borderless  :  Yes Display Resolution  :  1920×1080 Aspect Ratio  :  16:9 Brightness (cd/m2)   :  250cd/m2 Contrast Ratio  :  3000:1 Refresh Rate (Hz) :  100Hz Response Time (ms) :   1ms Color  :  Black Weight (Kg)  :  2.8 kg Dimensions  :  503 x 379 x 181.1mm Warranty Details  : 3 Year (Box Mandatory While Claiming)