AOC B3 U27B3A computer monitor

Name: AOC B3 U27B3A computer monitor U27B3A
Brand: AOC
SKU: 10945233
Price: 162.49 EUR
Availability: InStock

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AOC B3 U27B3A computer monitor 27" LCD 4K Ultra HD 3840 x 2160 pixels

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Offer for legal entity, cashless payment. Why is an item available only for a legal entity?
This is due to long delivery times and limited product warranties.

Short description

The AOC B3 U27B3A is a 27-inch 4K Ultra HD LCD monitor with a resolution of 3840 x 2160 pixels. It features a fast response time of 4 ms and a native aspect ratio of 16:9, providing stunning visuals. With a wide viewing angle of 178° both horizontally and vertically, it ensures consistent image quality from various positions. The monitor also includes built-in speakers and supports VESA mounting for easy installation.

Available at price 162.49 €: 1 pcs.

Total available for order: 73 pcs.

Warranty: 2 Years

Stāvoklis: Demo

Demo - Showcase sample. Opened packaging. There may be minor minor scratches.

SKU: 10945233

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Deliver the order:

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to the Customer Service Center at Kengaraga 2b, Riga

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2b. Kengaraga str., Riga, Latvia, LV-1063

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Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!

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From 4.99 € (Weight: 3.74 kg)

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Payment Methods:

Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay

Available for private customers at price 203.49 €: 20 pcs.

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Product information

Description

The AOC U27B3A is a 27-inch 4K Ultra HD (3840 x 2160) LCD monitor designed for productivity. It uses an IPS panel to provide wide 178° viewing angles, a 60 Hz refresh rate and a 4 ms response time. The display supports HDR10 and Adaptive Sync for smoother, clearer visuals, includes a low blue light mode to reduce eye strain and has built-in 2 W speakers. The monitor features a slim three-sided frameless design, VESA mounting support and a flat black housing.

Advantages

This AOC monitor delivers high-resolution 4K clarity on a 27-inch screen with consistent colour and viewing angles thanks to its IPS panel. HDR10 support enhances contrast and colour depth, while Adaptive Sync minimises tearing during motion. A low blue light setting helps reduce visual fatigue during extended use, and integrated speakers provide basic audio without external devices. VESA compatibility offers flexible mounting options for different workstation setups.

Suitable for

Office productivity and multitasking with high-resolution workspace
Viewing and editing photos or detailed documents
Watching UHD video content with HDR10 support
General home or office use where a compact 27" 4K display is required

Key specifications

Display diagonal: 27"
Resolution: 3840 x 2160 (4K Ultra HD)
Panel type: IPS; Screen shape: Flat
Refresh rate: 60 Hz; Response time: 4 ms
Brightness: 350 cd/m² (typical); Contrast ratio: 1000:1 (typical)
HDR: HDR10; Adaptive Sync supported
Built-in speakers: Yes (2 W)
VESA mounting: Yes
Energy class (SDR/HDR): F / G
Colour: Black

How to use

Place and mount the monitor on a desk or install it on a VESA-compatible arm or bracket. Connect the video source using a compatible HDMI or DisplayPort cable (use the appropriate cable for 4K@60Hz if required). Adjust display settings via the on-screen menu to set resolution, enable HDR10, activate Adaptive Sync and switch on low blue light mode if needed. Use built-in speakers for basic audio or connect external speakers/headphones to the PC if higher audio quality is required.

Usage recommendations

For best image clarity at 4K resolution, ensure the connected device and cable support 4K at the desired refresh rate. Enable low blue light for long viewing sessions and calibrate brightness/colour settings when performing colour-critical work.

Specifications

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.: 27 "
Display resolution:: 3840 x 2160
HD type:: 4K Ultra HD
Panel type:: IPS
Display technology:: LCD
Response time:: 4 ms
Contrast ratio (typical):: 1000:1
Display brightness (typical):: 350 cd/m²
Screen shape:: Flat
Built-in USB hub:: No
VESA mounting:: Yes
Built-in speaker(s):: Yes
Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.: F
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.: G
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.: 25 kWh
Energy consumption (HDR) per 1000 hours: Power consumption in switched-on state expressed in W.: 40 kWh
Product colour:: Black

All features

Display

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.: 27 "
Display technology:: LCD
HD type:: 4K Ultra HD
Panel type:: IPS
Display resolution:: 3840 x 2160
Response time:: 4 ms
Contrast ratio (typical):: 1000:1
Display brightness (typical):: 350 cd/m²
Viewing angle, vertical:: 178 °
Viewing angle, horizontal:: 178 °
Display diagonal (metric):: 68.5 cm
Contrast ratio (dynamic):: 20000000:1
Native aspect ratio:: 16:9
Display number of colours:: 1.073 billion colours
Backlight type:: W-LED
Touchscreen:: No
Anti-glare screen:: Yes
Adobe RGB coverage:: 107.2 %
LED backlight:: Yes
NTSC coverage (typical):: 109 %
High Dynamic Range (HDR) supported:: Yes
High Dynamic Range (HDR) technology:: High Dynamic Range 10 (HDR10)
Surface hardness:: 3H
BT.2020 coverage:: 72.6 %

Design

Screen shape:: Flat
Product colour:: Black
Panel mounting interface:: 100 x 100
Market positioning:: Home
Front bezel colour:: Black
Frameless design:: Yes

Ports & interfaces

HDMI ports quantity:: 2
DisplayPorts quantity:: 1
AC (power) in:: Yes
Headphone out:: Yes
Built-in USB hub:: No
HDMI version:: 2.0
HDMI:: Yes
Built-in KVM switch:: No
DisplayPort version:: 1.4

Ergonomics

Tilt adjustment:: Yes
Cable lock slot type:: Kensington
VESA mounting:: Yes
Adjustable height (max):: 110 mm

Audio

Built-in speaker(s):: Yes

Performance

sRGB coverage (typical):: 128 %
On Screen Display (OSD):: Yes
On Screen Display (OSD) languages:: DEU, DUT, ENG, ESP, ITA, SWE, JPN, POL, POR, TUR, CHI (SIMPL), FIN, KOR, UKR, CHI (TR), FRE, RUS, CRO, CZE
Number of OSD languages:: 19
Flicker-free technology:: Yes
Low Blue Light technology:: Yes
VESA Adaptive Sync support:: Yes

Multimedia

RMS rated power:: 4 W
Number of speakers:: 2

Other features

Headphone outputs:: 1
Maximum refresh rate:: 60 Hz
Input current:: 1.5
Headphone connectivity:: 3.5 mm
Power supply type:: Internal
Cable lock slot:: Yes
Height adjustment:: No
Tilt angle range:: -5 - 20
Weight (without stand):: 3590 g
Height (without stand):: 363.8 mm
Depth (without stand):: 45.7 mm
Introduction year:: 2024
Introduction month:: June
Warranty period:: 3 year(s)

Power

Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.: F
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.: G
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.: 25 kWh
Energy consumption (HDR) per 1000 hours: Power consumption in switched-on state expressed in W.: 40 kWh
Power consumption (typical): Power consumption in switched-on state expressed in W.: 27 W
Power consumption (off):: 0.3 W
Power consumption (standby):: 0.5 W
Power consumption (max):: 52 W
AC input frequency:: 50/60
AC input voltage:: 100 - 240
Energy efficiency scale: Range of energy efficiency levels classifying devices from most to least energy-efficient.: A to G

Weight & dimensions

Weight (with stand):: 4040 g
Width (with stand):: 614 mm
Height (with stand):: 460 mm
Depth (with stand):: 229.8 mm
Width (without stand):: 614 mm

Operational conditions

Operating altitude:: 0 - 5000
Operating relative humidity (H-H):: 10 - 85
Storage temperature (T-T):: -25 - 55
Operating temperature (T-T):: 0 - 40
Storage relative humidity (H-H):: 5 - 93
Non-operating altitude:: 0 - 12192

Packaging content

Cables included:: AC, HDMI
HDMI cable length:: 1.5 m

Packaging data

Package weight:: 6620 g
Package depth:: 142 mm
Package height:: 453 mm
Package width:: 690 mm

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Instructions

mmo_120869750_1722007065_9895_1627120.pdf

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mmo_120869750_1722007018_6495_1874544.pdf

aoc-U27B3A-10945233.pdf

Description

Instructions

mmo_120869750_1722007065_9895_1627120.pdf

mmo_120869750_1738859987_7249_1454914.png

mmo_120869750_1722007018_6495_1874544.pdf

aoc-U27B3A-10945233.pdf

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Reasons to buy

Live the game at its best with HDR10

HDR10 enhances picture quality further by improving synchronization between your GPU or console and the monitor. This produces a more realistic, immersive and smooth gaming experience — you’ll feel like you’re stepping into the game, frame by frame.

Adaptive sync

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

Low Blue Light

AOC Lowblue Light protects you from harmful blue light which, during long sessions, can cause eye strain, headaches and sleep disorders. The Lowblue Light feature reduces harmful wavelengths without sacrificing color composition, letting you use the display with less worry about eye damage.

Speakers

Built-in speakers make it easy to stay connected with family, friends and colleagues. For movies, music, games and more, you’ll get quality audio without the hassle of connecting external speakers.

Frameless design

Besides looking modern and attractive, a frameless design enables seamless multi-monitor setups. Your cursor and windows won’t be lost in the dark abyss of bezels when multiple displays are placed side by side.

UHD (4K) Resolution

4K Ultra High-Definition (3840 x 2160) resolution delivers ultra-crisp picture quality and allows you to see more on the screen at once. This provides more screen "real estate" and reveals greater detail for sharper, more brilliant images. Whether working on a photo, a design, or using the display for productivity, you’ll appreciate the true, crisp image that only a UHD display can provide.

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Warehouse	Stock	Delivery to the store	Store Price
EU85	20	22.06.2026 Best delivery	203.49 €
WH353	41	26.06.2026	203.99 €
WH94	8	22.06.2026 Best delivery	234.49 €
WH320	3	22.06.2026 Best delivery	249.99 €

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Available only for legal entities
Warehouse	Stock	Delivery to the store	Store Price
WH109	1	08.07.2026	Is Used 162.49 € Best price

203.49 €

Stock: 20

Delivery Date: 22.06.2026 Best delivery

Warehouse: EU85

203.99 €

Stock: 41

Delivery Date: 26.06.2026

Warehouse: WH353

234.49 €

Stock: 8

Delivery Date: 22.06.2026 Best delivery

Warehouse: WH94

249.99 €

Stock: 3

Delivery Date: 22.06.2026 Best delivery

Warehouse: WH320

Available only for legal entities

Is Used

162.49 €

Stock: 1

Delivery Date: 08.07.2026

Warehouse: WH109

Energy label

U27B3A

Model

Device manufacturer code

AOC

Manufacturer

Device manufacturer

27 "

Display diagonal

iagonal of the visible part of the screen expressed in centimeters and inches.

Energy efficiency class (SDR)

Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.

Energy efficiency class (HDR)

25 kWh

Energy consumption (SDR) per 1000 hours

Power consumption in switched-on state expressed in W.

40 kWh

Energy consumption (HDR) per 1000 hours

Power consumption in switched-on state expressed in W.

Customer reviews

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Customer questions

FAQ

How much does the AOC B3 U27B3A computer monitor cost, and is it available for purchase?

The price is 162.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 73 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All AOC products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized AOC service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display diagonal, display resolution, hd type, panel type, display technology, response time, contrast ratio (typical), display brightness (typical), screen shape, built-in usb hub, vesa mounting, built-in speaker(s), energy efficiency class (sdr), energy efficiency class (hdr), energy consumption (sdr) per 1000 hours, energy consumption (hdr) per 1000 hours, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for AOC B3 U27B3A computer monitor?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

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