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5. Technical Specifications
5. Technical Specifications
Picture/Display
Monitor Panel Type
IPS Technology
Backlight
W-LED system
Panel Size
27” W (68.6cm)
Aspect Ratio
16:9
Pixel Pitch
271E1S/271E1SD/272E1SA: 0.311 x 0.311 mm
275E1/275E1S: 0.233 x 0.233 mm
278E1/278E1A: 0.155 x 0.155 mm
Contrast Ratio
(typ.)
1000:1
Optimum
Resolution
271E1S/271E1SD/272E1SA: 1920x1080@60Hz
275E1/275E1S: 2560x1440@60Hz
278E1/278E1A: 3840x2160@60Hz
Viewing Angle
178° (H) / 178° (V) @ C/R > 10 (typ.)
Picture
Enhancement
SmartImage
Flicker free
Yes
Display Colors
16.7M
Vertical Refresh
Rate
271E1S/271E1SD/272E1SA/275E1/275E1S: 50Hz-76Hz (Analog)
271E1S: 48Hz-76Hz (HDMI, Adaptive Sync for HDMI)
271E1SD: 48Hz-76Hz (HDMI, Adaptive Sync for HDMI, DVI)
272E1SA/275E1/275E1S: 48Hz-76Hz (HDMI, DP, Adaptive Sync
for HDMI, Adaptive Sync for DP)
278E1/278E1A: 23Hz-75Hz (HDMI, DP)
Horizontal
Frequency
271E1S: 30KHz-83KHz
275E1/275E1S: 30KHz-114KHz
278E1/278E1A/271E1SD/272E1SA: 30KHz-160KHz
sRGB
Yes
SmartUniformity
(278E1/278E1A)
Yes
LowBlue Mode
Yes
Adaptive Sync
(271E1S/271E1SD/27
2E1SA/275E1/275E1
S)
Yes
Connectivity
Built-in speaker
272E1SA/278E1A: 3 W x 2
User Convenience
271E1S/271E1SD/275E1/275E1S/278E1:
272E1SA/278E1A: