Display size: 23" Widescreen display with LED backlit panel in optimum 16:9 movie format, 1920 x 1080 maximum resolution for ultimate entertainment and work experience, 3 ms fast response time for internet, office, gaming and more, Touch sensor keys for smart adjustments , 2 x HDMI, D-Sub for high flexibility < 1W/inch typical power consumption and Energy Star compliant , due to integrated speakers no further accessories needed.Advanced Contrast Ratio - 5,000,000:1