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4. Technical Specications
4. Technical Specifications
227E4QSD, 227E4QHAD, 227E4QHSD:
Picture/Display
MonitorPanelType IPSLCD
Backlight LED
PanelSize 21.5"W(54.6cm)
AspectRatio 16:9
PixelPitch 0.248x0.248mm
Brightness 250cd/m²
SmartContrast 20,000,000:1
ContrastRatio(typ.) 1000:1
ResponseTime(typ.) 14ms
SmartResponse(availablefor
selectedmodels) 7ms
OptimumResolution 1920x1080@60Hz
ViewingAngle 178°(H)/178°(V)@C/R>10
PictureEnhancement SmartImageLite
DisplayColors 16.7M
VerticalRefreshRate 56Hz-76Hz
HorizontalFrequency 30kHz-83kHz
sRGB YES
Connectivity
SignalInput 227E4QSD:VGA(Analog),DVI(Digital)
227E4QHAD,227E4QHSD:VGA(Analog),HDMI(Digital)
AudioIn/Out 227E4QHAD:PCaudio-in,Earphoneout
227E4QHSD:HDMIaudioout
InputSignal SeparateSync,SynconGreen
227E4LSB, 227E4LHAB, 227E4LHSB:
Picture/Display
MonitorPanelType TFTLCD
Backlight LED
PanelSize 21.5"W(54.6cm)
AspectRatio 16:9
PixelPitch 0.248x0.248mm
Brightness 250cd/m²
SmartContrast 20,000,000:1
ContrastRatio(typ.) 1000:1
ResponseTime(typ.) 5ms
SmartResponse(availablefor
selectedmodels) 2ms
OptimumResolution 1920x1080@60Hz