Dell C8621QT User Manual page 14

Speaker Specifications
Speaker rated power
Frequency Response
Impedance
Resolution Specifications
Horizontal scan range
Vertical scan range
Maximum preset resolution
Video display capabilities
(DP & HDMI playback)
Preset Display Modes
Display Mode
720 x 400
640 x 480
640 x 480
800 x 600
800 x 600
1024 x 768
1024 x 768
1152 x 864
1280 x 800
1280 x 1024
1280 x 1024
1600 x 1200
1920 x 1080
2048 x 1152
2560 x 1440
3840 x 2160
3840 x 2160
14 | About Your Display
2 x 20 W
120 Hz - 20 kHz
8 ohm
30 kHz to 140 kHz (DP/HDMI)
24 Hz to 75 Hz (DP/HDMI)
3840 x 2160 at 60 Hz
480p, 576p, 720p, 1080i, 1080p, 2160p
Horizontal Vertical
Frequency Frequency
(kHz) (Hz)
31.5 70.0
31.5 60.0
37.5 75.0
37.9 60.0
46.9 75.0
48.4 60.0
60.0 75.0
67.5 75.0
49.3 60.0
64.0 60.0
80.0 75.0
75.0 60.0
67.5 60.0
71.6 60.0
88.8 60.0
65.68 30.0
133.313 60.0
Pixel Clock Sync Polarity
(MHz) (Horizontal/
Vertical)
28.3 -/+
25.2 -/-
31.5 -/-
40.0 +/+
49.5 +/+
65.0 -/-
78.8 +/+
108.0 +/+
71.0 +/+
108.0 +/+
135.0 +/+
162.0 -/+
193.5 +/+
197.0 +/-
241.5 +/-
262.75 +/+
533.25 +/+