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Dell Thunderbolt U4025QW User Manual

Dell Thunderbolt U4025QW
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8 | About your monitor
Power consumption ≤0.3 W in Standby Mode (DisplayPort or HDMI port and
without upstream port connector).
This monitor supports VRR (Variable refresh rate) function, get higher frame rates
and help reduce screen tearing in games.
This monitor supports DRR (Dynamic refresh rate) function. DRR works with
Windows 11, allowing you to experience smoother text scroll and mouse cursor
movement.
Supports Dell Text to Speech (English) device.
Supports Picture by Picture (PBP) and Picture in Picture (PIP) Select mode.
Supports internal Multi-Stream Transport (MST) function (Screen Partition item in
OSD) for DP port and Thunderbolt™ 4 (Video + Data).
Allows you to switch USB KVM function in PBP/PIP mode.
The monitor is designed with a Dell Power Button Sync (DPBS) feature to control
PC system power state from a monitor power button.*
*Dell system that supports DPBS is listed in the Dell website. DPBS function can be
enabled in the OSD menu under Display.
Premium Panel Exchange for peace of mind.
Optimize eye comfort with a flicker-free screen and low blue light feature to
minimizes hazard blue light emission.
Dell ComfortView Plus is an integrated low blue light screen feature that
improves eye comfort by reducing potentially harmful blue light emissions without
compromising color. Through ComfortView Plus technology, Dell has reduced
harmful blue light exposure from ≤50% to ≤35%. This monitor is certified
with TÜV Rheinland Eye Comfort 3.0 with a 5-star rating. It incorporates key
technologies that also deliver a flicker-free screen, up to 120 Hz refresh rate, a
color gamut of minimum 95% DCI-P3, color accuracy, and ambient light sensor
performance. Dell ComfortView Plus feature is enabled by default on your monitor.
This monitor uses a low blue light panel. When the monitor is reset to factory
settings or default setting, it is in compliance with TÜV Rheinland’s hardware low
blue light certification.**
Blue light ratio:
The ratio of light in the range from 415nm-455nm compared to 400nm-500nm shall
be less than 50%.
Category Blue light ratio
1 ≤20%
2 20% < R ≤ 35%
3 35% < R ≤ 50%

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Dell Thunderbolt U4025QW Specifications

General IconGeneral
Screen Size40 inches
Aspect Ratio21:9
Panel TypeIPS Black
Refresh Rate60 Hz
Color Support1.07 billion colors
Curvature2500R
VESA Mount100 x 100 mm
KVM SwitchYes
Resolution5120 x 2160
Brightness300 cd/m²
Contrast Ratio1000:1
Response Time5 ms
Color Gamut98% DCI-P3
PortsRJ45
Speakers2 x 9W
Built-in MicrophoneYes
Stand AdjustabilityHeight, Tilt, Swivel
Weight (with stand)14.4 kg

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