12
| About your monitor
Height adjustable stand 100 mm
110mm
Tilt
-5° to 21°
Swivel
-30° to 30°
Pivot
-90° to 90°
Cable management
Yes
Dell Display Manager
(DDM)Compatibility
Easy Arrange and other key features
Security
Security-lock slot (cable lock sold separately)
*At panel native resolution only, under Custom Mode preset.
Resolution specifications
Model
S2421HS/S2421HSX/S2721HS/S2721HSX
DisplayPort
HDMI
Horizontal scan range
83 kHz to 83 kHz
30 kHz to 83 kHz
Vertical scan range
48 Hz to 75 Hz
Maximum preset resolution 1920 x 1080 at 60 Hz
Video display capabilities
(HDMI & DP alternate
mode)
480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Preset display modes
Display Mode
Horizontal
Frequency
(kHz)
Vertical
Frequency
(Hz)
Pixel Clock
(MHz)
Sync
Polarity
(Horizontal/
Vertical)
VGA, 720 x 400
31.5
70.0
28.3
-/+
VGA, 640 x 480
31.5
60.0
25.2
-/-
VESA, 640 x 480
37.5
75.0
31.5
-/-
VESA, 800 x 600 37.9
60.0
40.0
+/+
VESA, 800 x 600 46.9
75.0
49.5
+/+
VESA, 1024 x 768 48.4
60.0
65.0
-/-
VESA, 1024 x 768 60.0
75.0
78.8
+/+
MAC, 1152 x 864
67.5
75.0
108.0
+/+
VESA, 1280 x 1024 64.0
60.0
108.0
+/+
VESA, 1280 x 1024 80.0
75.0
135.0
+/+