DH240W   Display Spec Monitor Spec WUXGA 1920 × 1200 View Angle 178˚(178˚) Response Time : 6ms Brightness : 500 cd/m2 Input Voltage : 24V Contrast Ratio : 1000:1 Power consumes : 100W RGB, DVI, Sound in/out Tilt : 90˚, Pivot : 90˚ Lift : Low 280mm~360mm Touch Spec - USB 1.1~2.0(5V) - Response Time 10ms - MS Win2000/XP DH190S   Display Spec Monitor Spec SXGA 1280 × 1024 View Angle 150˚(135˚) Response Time : 8ms Brightness : 300 cd/m2 Input Voltage : 12V Contrast Ratio : 700:1 Power consumes : 40W RGB, DVI, Sound in/out Tilt : 90˚, Pivot : 90˚ Lift : Low 280mm~360mm Touch Spec - USB 1.1~2.0(5V) - Response Time 10ms - MS Win2000/XP DH170S   Display Spec Monitor Spec SXGA 1280 × 1024 View Angle 150˚(135˚) Response Time : 8ms Brightness : 300 cd/m2 Input Voltage : 12V Contrast Ratio : 700:1 Power consumes : 45W RGB, DVI, Sound in/out Tilt : 90˚, Pivot : 90˚ Lift : Low 280mm~360mm Touch Spec - USB 1.1~2.0(5V) - Response Time 10ms - MS Win2000/XP DH150S   Display Spec Monitor Spec XGA 1024 × 768 View Angle 130˚(110˚) Response Time : 12ms Brightness : 250 cd/m2 Input Voltage : 12V Contrast Ratio : 450:1 Power consumes : 30W RGB, DVI, Sound in/out Tilt : 90˚, Pivot : 90˚ Lift : Low 280mm~360mm Touch Spec - USB 1.1~2.0(5V) - Response Time 10ms - MS Win2000/XP