Samsung 2443BWT-1 23.6-Inch LCD Monitor - Matte Black 24" Screen Size -- The diagonal measurement of a TV screen or monitor, from corner to corner. 1920 x 1200 Resolution -- Fixed number of horizontal scan lines on a monitor. P (Progressive) means scan lines are drawn in sequence. 300 Brightness -- Amount of light a monitor produces. 5 Response Time. 1,000:1 Typical Contrast Ratio. 20,000:1 Dynamic Contrast Ratio. 170/160 (CR &gt; 10) Viewing Angle