# 27" iiyama G-MASTER GC2784HSU-B1 curved VA monitor 240 Hz Full HD 1920x1080 USB hub speakers VESA

**URL:** https://aio.lv/en/product--iiyama-gc2784hsu-b1--12393519
**Data updated:** 2026-04-26 16:18 (EEST)
**Category:** Monitors
**Manufacturer:** IIYAMA
**Manufacturer code:** GC2784HSU-B1
**EAN:** 4948570127580
**Warranty:** 3 Years
**Availability:** Available for order
**Price:** 152.99 €
**Prices and availability valid until:** 2026-08-05 23:59
**Price without VAT (21%):** 126.44 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--iiyama-gc2784hsu-b1--12393519

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 5.20 EUR |

## Summary description

The iiyama G-MASTER GC2784HSU-B1 is a 27" curved VA gaming monitor with 1920x1080 Full HD resolution and a 240 Hz refresh rate for smooth motion. It features 350 cd/m² brightness, 4000:1 contrast, 178° viewing angles, built-in speakers, a USB 2.0 hub and VESA mounting. Suited for fast-paced gaming and general multimedia use.

## Long description

The iiyama G-MASTER GC2784HSU-B1 is a 27" curved VA gaming monitor with Full HD (1920 x 1080) resolution, a 240 Hz refresh rate and a 0.7 ms MPRT response time. Its 1500R curved panel and high native contrast ratio are designed to deliver deep blacks and clear motion for fast-paced gaming. The monitor includes built-in speakers, a USB 2.0 hub and VESA mounting support for flexible setup.
Advantages
This monitor combines a high 240 Hz refresh rate with a rapid 0.7 ms MPRT response time to minimise motion blur and input lag, making fast on-screen movement appear smoother and easier to track. The VA panel offers strong static contrast for deeper blacks and better perceived depth compared with typical IPS displays. Adaptive Sync support helps eliminate tearing and stutter when paired with compatible GPUs, while built-in speakers and a USB hub add convenience for a compact desktop setup.
Suitable for
Competitive and fast-paced gaming (first-person shooters, racing, action titles)
General multimedia and video playback
Users who prefer a curved screen for immersive viewing
When it may not be suitable
The 1920 x 1080 Full HD resolution on a 27" screen results in a lower pixel density than higher-resolution monitors, so text and fine detail are less sharp compared with QHD or 4K displays. Photographers, designers and users who require the highest colour accuracy or very fine image detail may find higher-resolution or colour-accurate IPS panels more appropriate.
Key specifications
Screen size: 27" (68.6 cm) curved VA panel, 1500R
Resolution: 1920 x 1080 (Full HD), 16:9
Refresh rate: 240 Hz
Response time: 0.7 ms MPRT
Brightness: 350 cd/m² (typical)
Contrast ratio: 4000:1 (typical)
Viewing angles: 178°
Adaptive Sync: supported (AMD FreeSync compatible)
Built-in features: speakers, USB 2.0 hub
Mounting: VESA compatible
Colour: black; Weight: 4 kg
How to use
Connect the monitor to your PC or console using a supported video cable and enable a 240 Hz refresh rate in the operating system or graphics driver settings. Activate Adaptive Sync/FreeSync in both the monitor OSD and GPU driver if supported to reduce screen tearing. Use the built-in USB hub for peripherals and the integrated speakers for basic audio; for critical audio, use external speakers or headphones. Mount the display on a VESA arm or stand if preferred, following the included instructions for safe installation.
What to consider before purchase
Full HD resolution at 27" yields lower pixel density than QHD/4K models—consider if you need very fine detail
VA panel provides higher contrast but may show slightly slower pixel transitions compared with some IPS panels
Check GPU capability to consistently drive high frame rates at 240 Hz for desired games
Usage recommendations
For the best gaming experience, pair the iiyama G-MASTER GC2784HSU-B1 with a GPU capable of high frame rates, enable 240 Hz in settings, and turn on Adaptive Sync. Use the curved VA panel at typical viewing distance to benefit from improved immersion and deeper black levels.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display diagonal | 27 " |
| Panel type | VA |
| Display resolution | 1920 x 1080 |
| Pixel pitch | 0.311 x 0.311 |
| Contrast ratio (typical) | 4000:1 |
| Display brightness (typical) | 350 cd/m² |
| Viewing angle, vertical | 178 ° |
| Viewing angle, horizontal | 178 ° |
| Horizontal scan range | 30 - 300 |
| Display diagonal (metric) | 68 cm |
| Native aspect ratio | 16:9 |
| Display number of colours | 16.7 million colours |
| Colour depth | 8 bit |
| NTSC coverage (typical) | 72 % |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | High Dynamic Range 10 (HDR10) |
| Screen curvature rating | 1500R |

### Design

| Feature | Value |
|---|---|
| Screen shape | Curved |
| Product colour | Black |
| Panel mounting interface | 100 x 100 |

### Ports & interfaces

| Feature | Value |
|---|---|
| HDMI ports quantity | 2 |
| DisplayPorts quantity | 1 |
| Headphone out | Yes |
| Built-in USB hub | Yes |
| USB hub version | 2.0 |
| Number of downstream ports | 2 |

### Ergonomics

| Feature | Value |
|---|---|
| Cable management | Yes |
| Tilt adjustment | Yes |
| VESA mounting | Yes |

### Audio

| Feature | Value |
|---|---|
| Built-in speaker(s) | Yes |

### Performance

| Feature | Value |
|---|---|
| sRGB coverage (typical) | 99 % |
| On Screen Display (OSD) languages | CZE, DEU, ENG, ESP, FRE, ITA, JPN, DUT, POL, POR, RUS |
| AMD FreeSync | Yes |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| AMD FreeSync type | FreeSync Premium |

### Multimedia

| Feature | Value |
|---|---|
| RMS rated power | 4 W |
| Number of speakers | 2 |

### Technical details

| Feature | Value |
|---|---|
| Sustainability certificates | ErP |
| Compliance certificates | PSE, WEEE, VCCI, UKCA, TÜV mark, RoHS, REACH, EAC, CE, CB |

### Other features

| Feature | Value |
|---|---|
| Maximum refresh rate | 240 Hz |
| Viewable size, vertical | 336.3 mm |
| Power cable length | 1.85 m |
| Power supply type | Internal |
| Viewable size, horizontal | 597.9 mm |
| Packaging content | quick start guide, safety guide |
| User controls | picture adjust (contrast, brightness, OD, HDR, FreeSync Premium, ACR, Night Mode, Blue Light Reducer, Motion Blur Reduction, Gamma), input select, audio settings (volume, mute), store user settings (user modes), colour settings (6-axis, colour temperature, user preset, black tuner), image adjust (i-Style Colour, x-res technology, sharpness, HDMI range, direct drive mode, video mode adjust), language, setup menu (OSD horizontal position, OSD vertical position, OSD time, opening logo, power LED, DDC/CI control, USB charge, PIP/PBP), display information, reset |
| Control panel | Power Indicator, Joystick: Power / Menu (Center), Up / Signal Select, Down, Left / i-Style Colour / Night Mode / Blue Light Reducer, Right / Volume |

### Power

| Feature | Value |
|---|---|
| Energy efficiency class (SDR) | E |
| Power consumption (typical) | 21 W |
| Power consumption (off) | 0.3 W |
| Power consumption (standby) | 21 W |
| AC input voltage | 100 - 240 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight (with stand) | 4000 g |
| Weight | 4 kg |
| Width (with stand) | 610.5 mm |
| Height (with stand) | 466.5 mm |
| Depth (with stand) | 192.5 mm |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | HDMI, USB, AC |
| HDMI cable length | 1.85 m |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 6540 g |
| Package depth | 163 mm |
| Package height | 439 mm |
| Package width | 693 mm |
| USB cable length | 1.5 m |

## FAQ

### How much does the iiyama G-MASTER GC2784HSU-B1 27" 240 Hz monitor cost, and is it available for purchase?

The price is 152.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 150 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 Thursday 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can iiyama G-MASTER GC2784HSU-B1 27" 240 Hz monitor be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 IIYAMA 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 IIYAMA 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. More information about warranty service: https://aio.lv/en/warranty

### 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, panel type, pixel pitch, contrast ratio (typical), display brightness (typical), screen shape, built-in usb hub, vesa mounting, built-in speaker(s), energy efficiency class (sdr), weight, 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 iiyama G-MASTER GC2784HSU-B1 27" 240 Hz 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.

## Image

https://aio.lv/img/cache/product/12393519/68550206_large.webp