AOC B3 CU34B3E computer monitor 86.4 cm (34") 3440 x 1440 pixels Wide Quad HD LED Black

Screen size (inch) 34, Panel resolution 3440x1440, Max Refresh rate 120 Hz, Response time MPRT 1 ms, Panel type VA, HDMI HDMI 2.0 x 1, DisplayPort DisplayPort 1.4 x 1, Sync technology (VRR) Adaptive Sync

Reasons To Buy

Live the game at its best with HDR10

HDR10 is here to enhance picture quality even further, improving the synchronization of your GPU or your console with the monitor. This creates a more realistic, immersive, and smooth gaming experience: You’ll feel like stepping in the game, frame by frame.

Flicker Free

AOC Flicker-Free Technology utilises a DC (Direct Current) backlight panel, reducing flickering light levels. With eye strain and fatigue absolutely minimized, feel free to enjoy those long, intense gaming sessions in comfort!

Wide QHD (WQHD) Resolution

With 3440 x 1440 resolution, Wide Quad HD (WQHD) offers superior picture quality and crisp imagery that reveals every detail. The widescreen 21:9 aspect ratio is perfect for watching movies in an expansive format or immersing yourself in the latest game, plus it offers more space when it’s time to work. True 8-bit color provides a broad color palette for vibrant, natural-looking images.

Adaptive sync

Adaptive Sync aligns your monitor’s vertical refresh rate with the frame rate delivered by your GPU, making your gameplay and casual gaming experience even more fluid by eliminating stuttering, tearing and judder. This feature is also useful when enjoying videos and other visual media, for a smoother entertainment.

120Hz Refresh Rate

Equip yourself with twice the frame rate of other monitors and say goodbye to image stuttering and blurry motion. With a 120Hz refresh rate every frame is rendered sharply and in smooth succession, so you can line up your shots accurately and appreciate high speed races in all their glory.

1500R Curved

Curved design wraps around you putting you at the center of the action and provides an immersive gaming experience.

Description

Immersive ultrawide clarity with fluid performance and curved comfort
The CU34B3E elevates your workflow with its expansive 34" WQHD ultrawide display, offering exceptional clarity and a wider field of view for seamless multitasking. Its curved design enhances visual comfort, drawing you deeper into your content. With a fast 120Hz refresh rate and 1ms response time, every motion appears smoother and more responsive—perfect for both productivity and entertainment. Adaptive Sync ensures a tear-free visual experience, making this monitor a versatile addition to any modern workspace.

Specifications

Audio
Built-in speaker(s)	No
Performance
Built-in speaker(s)	No
Built-in camera	No
VESA Adaptive Sync support	Yes
Flicker-free technology	Yes
Display
Display brightness (typical)	300 cd/m²
Screen shape	Curved
Display number of colours	16.7 million colours
Native aspect ratio	21:9
DDC/CI	Yes
Maximum refresh rate	120 Hz
sRGB coverage (typical)	114.7%
Adobe RGB coverage	98.3%
HD type	Wide Quad HD
Display technology	LED
Contrast ratio (dynamic)	50000000:1
Viewing angle, horizontal	178°
Viewing angle, vertical	178°
Pixel pitch	0.23175 x 0.23175 mm
Horizontal scan range	30 - 190 kHz
Vertical scan range	48 - 120 Hz
Viewable size, horizontal	79.7 cm
Viewable size, vertical	33.4 cm
Backlight type	W-LED
Display resolution	3440 x 1440 pixels
Response time	4 ms
Display diagonal	86.4 cm (34")
Contrast ratio (typical)	3500:1
Surface hardness	3H
Touchscreen	No
High Dynamic Range (HDR) supported	Yes
Panel type	VA
DCI-P3 coverage	91.3%
High Dynamic Range (HDR) technology	High Dynamic Range 10 (HDR10)
Screen curvature rating	1500R
Display diagonal (metric)	86.36 cm
LED backlight	Yes
Response time measurement type	GTG (Gray to Gray)
Response time (MPRT)	1 ms
Management features
On Screen Display (OSD)	Yes
On Screen Display (OSD) languages	Simplified Chinese, Traditional Chinese, Czech, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Croatian, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Ukrainian
Picture-in-Picture	Yes
Multimedia
Built-in speaker(s)	No
Built-in camera	No
Design
Market positioning	Office
Certification	RoHs compliant,FCC
Product colour	Black
Front bezel colour	Black
Frameless design	Yes
Detachable stand	Yes
Bezel thickness type	Frameless
Camera
Built-in camera	No
Ports & interfaces
Built-in USB hub	No
Headphone out	Yes
HDMI ports quantity	1
DisplayPorts quantity	1
Audio output	Yes
Headphone outputs	1
HDMI	Yes
HDMI version	2.0
DisplayPort version	1.4
Technical details
Height (without stand)	368.4 mm
Width (without stand)	808.1 mm
HDMI	Yes
Product colour	Black
Front bezel colour	Black
Warranty period	3 year(s)
Compliance certificates	CE
Power supply type	Internal
Weight (with stand)	7.4 kg
Surface hardness	3H
Touchscreen	No
Ergonomics
VESA mounting	Yes
Panel mounting interface	100 x 100 mm
Tilt angle range	-5 - 20°
On Screen Display (OSD)	Yes
On Screen Display (OSD) languages	Simplified Chinese, Traditional Chinese, Czech, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Croatian, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Ukrainian
Picture-in-Picture	Yes
Height adjustment	No
Tilt adjustment	Yes
Power
Power supply type	Internal
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Power consumption (max)	53 W
Power consumption (standby)	0.3 W
Power consumption (typical)	31 W
Power consumption (off)	0.3 W
Input current	1.5 A
Energy efficiency scale	A to G
Energy efficiency class (SDR)	F
Energy efficiency class (HDR)	G
Energy consumption (SDR) per 1000 hours	31 kWh
Energy consumption (HDR) per 1000 hours	46 kWh
Operational conditions
Non-operating altitude	0 - 12192 m
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
Weight & dimensions
Height (without stand)	368.4 mm
Width (without stand)	808.1 mm
Width (with stand)	808.1 mm
Depth (with stand)	265.3 mm
Height (with stand)	476.7 mm
Weight (with stand)	7.4 kg
Weight (without stand)	6.3 kg
Package width	930 mm
Package depth	186 mm
Package height	480 mm
Package weight	9.7 kg
Packaging data
Package width	930 mm
Package depth	186 mm
Package height	480 mm
Package weight	9.7 kg
Cables included	AC, HDMI
Packaging content
Cables included	AC, HDMI
Other features
Certification	RoHs compliant,FCC
DCI-P3 coverage	91.3%
Bezel thickness type	Frameless
Warranty period	3 year(s)
Compliance certificates	CE
Height (without stand)	368.4 mm
Width (without stand)	808.1 mm
Power consumption (max)	53 W
HDMI	Yes
Surface hardness	3H
Energy efficiency scale	A to G
Power supply type	Internal
Touchscreen	No
Front bezel colour	Black
Certificates
Certification	RoHs compliant,FCC