DELL UltraSharp U4021QW computer monitor

Display
Display diagonal: 100.8 cm (39.7″)
Display resolution: 5120 x 2160 pixels
HD type: 4K DCI
Native aspect ratio: 21:9
Display technology: LCD
Panel type: IPS
Backlight type: LED
Touchscreen: No
Display brightness (typical): 300 cd/m²
Response time: 8 ms
Anti-glare screen: Yes
Screen shape: Curved
Screen curvature rating: 2500R
Supported graphics resolutions: 640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 800 (WXGA), 1600 x 1200 (UXGA), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 2048 x 1152, 2560 x 1080, 3840 x 2160, 4096 x 2160, 5120 x 2160
Supported video modes: 480p, 720p, 1080i, 1080p
Contrast ratio (typical): 1000:1
Maximum refresh rate: 60 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.073 billion colours
Response time (fast): 5 ms
Pixel pitch: 0.1815 x 0.1815 mm
Pixel density: 140 ppi
Horizontal scan range: 27 – 133.286 kHz
Vertical scan range: 24 – 86 Hz
Viewable size, horizontal: 92.9 cm
Viewable size, vertical: 39.2 cm
Viewable size diagonal: 100.9 cm
High Dynamic Range (HDR) supported: No
Colour gamut standard: DCI-P3
Colour gamut: 98%
Performance
NVIDIA G-SYNC: No
AMD FreeSync: No
Multimedia
Number of speakers: 2
RMS rated power: 18 W
Built-in speaker(s): Yes
Built-in camera: No
Design
Market positioning: Graphics design
Product colour: Silver
Front bezel colour: Black
Feet colour: Silver
Ports & interfaces
Built-in USB hub: Yes
USB upstream port type: USB Type-B
Number of upstream ports: 1
Number of USB Type-B upstream ports quantity: 1
USB Type-A downstream ports quantity: 4
USB Type-C downstream ports quantity: 1
USB Power Delivery up to: 90 W
DVI port: No
HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort version: 1.4
Thunderbolt 3 ports quantity: 1
Audio input: No
Headphone out: Yes
Headphone outputs: 1
Headphone connectivity: 3.5 mm
Network
Wi-Fi: No
Ergonomics
VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Cable lock slot: Yes
Height adjustment: Yes
Adjustable height (max): 12 cm
Pivot: No
Swivelling: Yes
Swivel angle range: -30 – 30°
Tilt adjustment: Yes
Tilt angle range: -5 – 21°
Power
Energy efficiency class (SDR): G
Energy efficiency class (HDR): Not available
Energy consumption (SDR) per 1000 hours: 41 kWh
Power consumption (typical): 41.3 W
Power consumption (standby): 0.3 W
Power consumption (max): 240 W
Power consumption (off): 0.3 W
Power consumption (PowerSave): 44.81 W
AC input voltage: 100 – 240 V
AC input frequency: 50 – 60 Hz
Input current: 2.8 A
Power supply type: Internal
Energy efficiency scale: A to G
Operational conditions
Operating temperature (T-T): 0 – 40 °C
Storage temperature (T-T): -20 – 60 °C
Operating relative humidity (H-H): 10 – 80%
Storage relative humidity (H-H): 5 – 90%
Weight & dimensions
Width (with stand): 946.6 mm
Depth (with stand): 248 mm
Height (with stand): 577.3 mm
Weight (with stand): 13.8 kg
Width (without stand): 946.6 mm
Depth (without stand): 59.6 mm
Height (without stand): 419.1 mm
Weight (without stand): 9.5 kg
Bezel width (side): 1.13 cm
Bezel width (top): 1.13 cm
Bezel width (bottom): 1.58 cm
Packaging data
Package weight: 21.6 kg
Carbon footprint
Total carbon footprint (kg of CO2e): 926
Total carbon emissions, standard deviation (kg of CO2e): 149
Carbon emissions, manufacturing (kg of CO2e): 430.6
Carbon emissions, logistics (kg of CO2e): 112
Carbon emissions, energy usage (kg of CO2e): 377
Carbon emissions, end-of-life (kg of CO2e): 6.23
PAIA version: 1.2.13, 2021
Other features
RJ-45 ports quantity: 1
Logistics data
Harmonized System (HS) code: 85285210