27-inch UHD monitor featuring extensive viewing experience for pure productivity
Boost your productivity to the fullest with the AOC U27B3A. This 27-inch UHD monitor boasts a smooth 60Hz refresh rate and a sleek three-sided frameless design, ensuring a comfortable viewing experience. Say goodbye to eye strain with its low blue light feature providing ample protection for your eyes. Plus, enjoy tear-free visuals thanks to Adaptive Sync technology, and feel yourself in stunningly clear graphics with HDR10 support. With the built-in 2-watt speaker you can have enhanced audio experience.

Display
Display diagonal	68.6 cm (27")
Display resolution	3840 x 2160 pixels
Native aspect ratio	16:9
Display technology	LCD
Touchscreen	No
HD type	4K Ultra HD
Panel type	IPS
Response time	4 ms
Screen shape	Flat
Contrast ratio (typical)	1000:1
Maximum refresh rate	60 Hz
Display number of colours	1.073 billion colours
LED backlight	Yes
Backlight type	W-LED
Display brightness (typical)	350 cd/m²
Anti-glare screen	Yes
Contrast ratio (dynamic)	20000000:1
Viewing angle, horizontal	178°
Viewing angle, vertical	178°
Display diagonal (metric)	68.5 cm
High Dynamic Range (HDR) supported	Yes
High Dynamic Range (HDR) technology	High Dynamic Range 10 (HDR10)
Surface hardness	3H
sRGB coverage (typical)	128%
NTSC coverage (typical)	109%
Adobe RGB coverage	107.2%
BT.2020 coverage	72.6%
Ports & interfaces
Built-in USB hub	No
HDMI	Yes
Headphone out	Yes
HDMI ports quantity	2
HDMI version	2.0
DisplayPorts quantity	1
DisplayPort version	1.4
Headphone outputs	1
Headphone connectivity	3.5 mm
Built-in KVM switch	No
AC (power) in	Yes
Weight & dimensions
Width (with stand)	614 mm
Depth (with stand)	229.8 mm
Height (with stand)	460 mm
Weight (with stand)	4.04 kg
Width (without stand)	614 mm
Depth (without stand)	45.7 mm
Height (without stand)	363.8 mm
Weight (without stand)	3.59 kg
Power
Energy efficiency class (SDR)	F
Energy efficiency class (HDR)	G
Energy consumption (SDR) per 1000 hours	25 kWh
Energy consumption (HDR) per 1000 hours	40 kWh
Power consumption (typical)	27 W
Power consumption (standby)	0.5 W
Power consumption (max)	52 W
Power consumption (off)	0.3 W
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Input current	1.5 A
Power supply type	Internal
Energy efficiency scale	A to G
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Storage temperature (T-T)	-25 - 55 °C
Operating relative humidity (H-H)	10 - 85%
Storage relative humidity (H-H)	5 - 93%
Operating altitude	0 - 5000 m
Non-operating altitude	0 - 12192 m
Packaging data
Package width	690 mm
Package depth	142 mm
Package height	453 mm
Package weight	6.62 kg
Ergonomics
VESA mounting	Yes
Cable lock slot	Yes
Height adjustment	No
Panel mounting interface	100 x 100 mm
Cable lock slot type	Kensington
Height adjustment	11 cm
Tilt adjustment	Yes
Tilt angle range	-5 - 20°
On Screen Display (OSD)	Yes
On Screen Display (OSD) languages	German, Dutch, English, Spanish, Italian, Swedish, Japanese, Polish, Portuguese, Turkish, Simplified Chinese, Finnish, Korean, Ukrainian, Traditional Chinese, French, Russian, Croatian, Czech
Number of OSD languages	19
Packaging content
Cables included	AC, HDMI
HDMI cable length	1.5 m
Other features
Introduction year	2024
Introduction month	June
Warranty period	3 year(s)
Design
Market positioning	Home
Product colour	Black
Frameless design	Yes
Front bezel colour	Black
Performance
VESA Adaptive Sync support	Yes
Flicker-free technology	Yes
Low Blue Light technology	Yes
Multimedia
Built-in speaker(s)	Yes
Number of speakers	2
RMS rated power	4 W