19" Envision H191W Widescreen TFT LCD Flat Panel Monitor Envision H191W 19-inch Widescreen Flat Panel Monitor General Features: Ultra-thin profile Sleek black color 19-inch diagonal TFT Active Matrix widescreen LCD display 1440 x 900 @ 60 Hz maximum resolution 300 cd/m2 brightness 500:1 contrast ratio 8 ms response time 16.2 Million colors 140&#186; horizontal viewing angle 130&#186; vertical viewing angle 31 - 83 KHz horizontal scanning frequency