Model : S2421HN
Size : 24″
Panel Type :IPS
Max Resolution : 1920×1080
Refresh Rate : 60 Hz
Response Time : 4 ms
Brightness(Max) : 250 cd/㎡
Adaptive Sync : AMD FreeSync
Contrast Ratio : 1000:1
Aspect Ratio : 16:9
Connectors : 2xHDMI

Model : S2721DGF
Size : 27″
Panel Type : Fast IPS Nano Color
Max Resolution : 2560 x 1440 (2K)
Refresh Rate : 165 Hz
Response Time : 1 ms
Brightness(Max) : 400 cd/㎡
Adaptive Sync : FreeSync , G-SYNC
Contrast Ratio : 1000:1
Aspect Ratio : 16:9
Connectors : 2xHDMI/Display

Model : LD-U4320Q
sRGB : 96%
Size : 43″
Panel Size : Wide Screen 43″(109.22cm)
Panel Type : VA
Max Resolution : 3840×2160 4K
Refresh Rate : 60 Hz
Response Time : 5 ms
Brightness(Max) : 350 cd/㎡
Adaptive Sync : None
Contrast Ratio : 1000 :1
Aspect Ratio : 16:9
Connectors : D-sub/HDMI/DVI