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(0808 189 1246)
Display
Display number of colours
1.073 billion colours
Display technology
LCD
Viewable size vertical
68 cm
Viewable size horizontal
121 cm
Colour gamut
0.72
High frequency rate
60 Hz
Viewing angle vertical
178°
Viewing angle horizontal
178°
Viewable size diagonal
138.8 cm
Touchscreen technology
Capacitive
Pixel pitch
0.315 x 0.315 mm
LED backlight
Yes
Display viewable area (HxV)
1209.6 x 680.4 mm
Display resolution
3840 x 2160 pixels
Display diagonal (metric)
139.7 cm
Backlight type
LED
Aspect ratio
0.67291666666667
Display diagonal
139.7 cm (55")
Contrast ratio (typical)
50.000694444444
Display brightness
310 cd/m²
Response time
8 ms
Native aspect ratio
0.67291666666667
Panel type
IPS
HD type
4K Ultra HD
Design
Glass thickness
4 mm
Performance
Touch technology
Multi-touch
Dell E-Value Code
C5518QT
Built-in microphone
No
Built-in camera
No
Number of speakers
2
Touchscreen technology
Capacitive
RMS rated power
20 W
Connection to PC
Yes
Built-in speaker(s)
Yes
Ports & interfaces
PC Audio in
Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
3
VGA (D-Sub) ports quantity
1
RS-232 ports
1
Headphone outputs
1
HDMI ports quantity
3
Ethernet LAN (RJ-45) ports
1
DisplayPorts quantity
1
Cables included
AC DisplayPort HDMI USB VGA
HDMI
Yes
HDMI version
2
Ergonomics
VESA mounting
Yes
Cable lock slot
Yes
Wall mountable
Yes
Placement supported
Horizontal
Power
Power consumption (off)
0.3 W
Power consumption (max)
172 W
Power supply type
AC
Power consumption (typical)
88.2 W
Power consumption (standby)
0.3 W
Energy efficiency scale
A to G
Energy efficiency class (SDR)
G
Energy consumption (SDR) per 1000 hours
88 kWh
DELL C5518QT touch screen monitor 139.7 cm (55") 3840 x 2160 pixels Black Multi-touch
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