ACER LED 21.5” EK220QBbmiix (VA Panel)

LED 21.5 inch, 16:9, VA Panel
HDMI: 1920×1080 @75Hz
VGA: 1920×1080 @60Hz
Response Time: 5ms (G to G)
Contrast Radio: 100 million: 1 max (ACM)/ 3,000:1 (Native)
Brightness: 250 nits (cd/m2)
Input Signal: VGA, HDMI x 2