Does this monitor work with the brightness controls on the Mac keyboard?

Unfortunately not. However, there is an app called Lunar which you can use to control it from your Mac, instead of having to use the terrible built-in menu buttons.

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New Dell UltraSharp U2720Q 27" 4K 3840x2160 IPS LCD Monitor 60 Hz 5ms 350 cd/m² HDMI DisplayPort

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27" IPS 4K 3840x2160 60Hz Resolution | 16:9 Aspect Ratio
350 cd/m² Brightness | 8 ms / 5 ms Response Times
Anti-Glare Coating with 3H Hardness | DisplayPort 1.4 | HDMI 2.0 | USB Type-C
1300:1 Contrast Ratio | 178°/178° Viewing Angles
Supports 1.07 Billion Colors | Built-In USB 3.0 Type-A Hub
Height, Tilt, Swivel, Pivot Adjustability

Overview

Specs

Reviews (4)

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Model
Brand	Dell
Series	UltraSharp
Model	U2720Q
Part Number	U2720Q-R-A5
Cabinet Color	Black

Display
Screen Size	27"
Glare Screen	Anti-glare
LED Backlight	Yes
Widescreen	Yes
Maximum Resolution	3840 x 2160
Resolution	3840 x 2160 (4K)
Refresh Rate	60Hz
Viewing Angle	178° (H) / 178° (V)
Monitor Pixel Density	0.1554mm x 0.1554mm
Display Colors	1.07 Billion
Brightness	350 cd/m2
Contrast Ratio	1,300:1
Aspect Ratio	16:9
Response Time	8 ms (normal), 5 ms (fast)
Panel	IPS
Display Type	UHD

Connectivity
Video Ports	1 x DisplayPort 1.4 / 1 x HDMI 2.0 / 1 x USB-C (DP Alternative)
USB Ports	1 x USB Type-C (Charge/Data Only) / 2 x USB 3.0 Type-A Downstream
Input Video Compatibility	Digital
Connectors	HDMI, DisplayPort, USB
HDMI	1
Thunderbolt 2	N/A
DisplayPort	1
USB 3.0	2 x USB-C 2 x USB 3.0 downstream

Power
Power Supply	100 - 240 VAC, 50/60Hz
Power Consumption	33W (Typical) 0.3W (Sleep)

Convenience
Stand Adjustments	Height, Pivot, Swivel, Tilt
Built-in Speakers	No
HDCP Support	Yes
VESA Compatibility - Mountable	100 x 100mm

Features
Features	99% sRGB color gamut, 99% Rec 709 color gamut, 95% DCI-P3 wide color gamut, Delta E

Dimensions & Weight
Dimensions	20.70" x 24.10" x 7.30" w/ stand 14.00" x 24.10" x 2.00" w/o stand
Weight	14.60 lbs. w/ stand 9.70 lbs. w/o stand

Additional Information
First Listed on Newegg	May 20, 2020

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Return for refund within: 15 days
Return for replacement within: 15 days
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New Dell UltraSharp U2720Q 27" 4K 3840x2160 IPS LCD Monitor 60 Hz 5ms 350 cd/m² HDMI DisplayPort

Learn more about the DELL U2720Q

Customer Reviews of the DELL U2720Q

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Manufacturer Contact Info

Item#: 0JC-0004-00PR0

New Dell UltraSharp U2720Q 27" 4K 3840x2160 IPS LCD Monitor 60 Hz 5ms 350 cd/m² HDMI DisplayPort

Learn more about the DELL U2720Q

Customer Reviews of the DELL U2720Q

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Manufacturer Contact Info