iiyama G-MASTER 27" Full HD 240Hz Monitor (GCB2784HSU-B1)
£142.99
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Key specs
- Display diagonal68.6 cm (27")
- Display resolution1920 x 1080 pixels
- Panel typeVA
- Weight5.4 kg
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Overview
- 68.6 cm (27") Black
- Height adjustment 15 cm Built-in speaker(s)
- HDMI DisplayPorts quantity: 1
- Screen shape: Curved
- Maximum refresh rate: 240 Hz Response time (MPRT): 0.7 ms
- 1920 x 1080 pixels Full HD Panel type: VA
- Energy efficiency class (SDR): E ErP CB, CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE
Experience absolute speed with a panoramic edge. In high-stakes gaming, the slightest delay or motion blur can break your concentration and cost you the win. The G-Master GCB2784HSU-B1 eliminates these barriers, pairing a satisfying 240Hz refresh rate with a 0.7ms MPRT response time for unparalleled motion clarity. Its 1500R curved VA panel delivers sharp FHD resolution, optimized for high-frame-rate performance, while pulling you deeper into the world and offering a superior static contrast ratio for the black depth. Supported by Adaptive Sync, this monitor delivers a seamless, high-velocity experience that ensures you see every movement first and react with perfect precision.
Specifications
Display
| Display diagonal | 68.6 cm (27") |
|---|---|
| Display resolution | 1920 x 1080 pixels |
| Native aspect ratio | 16:9 |
| Display technology | LCD |
| Touchscreen | No |
| HD type | Full HD |
| Panel type | VA |
| Display brightness (typical) | 350 cd/m² |
| Response time (MPRT) | 0.7 ms |
| Screen shape | Curved |
| Screen curvature rating | 1500R |
| Contrast ratio (typical) | 4000:1 |
| Contrast ratio (dynamic) | 80000000:1 |
| Maximum refresh rate | 240 Hz |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 16.7 million colours |
| Pixel pitch | 0.311 x 0.311 mm |
| Horizontal scan range | 30 - 300 kHz |
| Viewable size, horizontal | 59.8 cm |
| Viewable size, vertical | 33.6 cm |
| Display diagonal (metric) | 68 cm |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | High Dynamic Range 10 (HDR10) |
| Colour depth | 8 bit |
| sRGB coverage (typical) | 99% |
| NTSC coverage (typical) | 72% |
Performance
| NVIDIA G-SYNC | No |
|---|---|
| AMD FreeSync | Yes |
| AMD FreeSync type | FreeSync Premium |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
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Multimedia
| Built-in speaker(s) | Yes |
|---|---|
| Number of speakers | 2 |
| RMS rated power | 4 W |
| Built-in camera | No |
Design
| Market positioning | Gaming |
|---|---|
| Product colour | Black |
Ports & interfaces
| Built-in USB hub | Yes |
|---|---|
| USB hub version | 2.0 |
| Number of downstream ports | 2 |
| HDMI | Yes |
| HDMI ports quantity | 2 |
| DisplayPorts quantity | 1 |
| Headphone out | Yes |
Ergonomics
| VESA mounting | Yes |
|---|---|
| Panel mounting interface | 100 x 100 mm |
| Cable management | Yes |
| Height adjustment | Yes |
| Adjustable height (max) | 15 cm |
| Pivot | Yes |
| Swivelling | Yes |
| Swivel angle range | -45 - 45° |
| Tilt adjustment | Yes |
| On Screen Display (OSD) languages | Czech, German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian |
Power
| Energy efficiency class (SDR) | E |
|---|---|
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 21 kWh |
| Energy consumption (HDR) per 1000 hours | 31 kWh |
| Power consumption (typical) | 21 W |
| Power consumption (standby) | 0.4 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power supply type | Internal |
Weight & dimensions
| Width (with stand) | 610.5 mm |
|---|---|
| Depth (with stand) | 192.5 mm |
| Height (with stand) | 466.5 mm |
| Weight (with stand) | 5.4 kg |
Packaging content
| Cables included | AC, USB, HDMI |
|---|---|
| HDMI cable length | 1.85 m |
| Power cable length | 1.85 m |
Sustainability
| Sustainability certificates | ErP |
|---|
General
| Product family | G-MASTER |
|---|
Other features
| Packaging content | quick start guide, safety guide |
|---|---|
| Compliance certificates | CB, CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE |
| Weight | 5.4 kg |
| Control panel | Power Indicator, Joystick: Power / Menu (Center), Up / Signal Select, Down, Left / i-Style Colour / Night Mode / Blue Light Reducer, Right / Volume |
| 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 |
Technical details
| Native refresh rate | 60 Hz |
|---|
Manuals & downloads
Customer reviews
Delivery & returns
Delivery
- FREE standard delivery on orders over £50, otherwise £4.95 (3–5 working days).
- Express delivery £9.99 (1–3 working days) on selected products, UK mainland.
- PlayStation and Arozzi products use a 5–7 working-day service.
- Orders are processed within 24 hours, Monday to Friday excluding bank holidays. All deliveries must be signed for.
Returns
- Changed your mind? Tell us within 14 days of receiving your item, then return it within a further 14 days, unused and in its original packaging. A minimum £9.99 collection fee applies.
- Faulty or damaged on arrival? Contact us within 48 hours of delivery.
- Custom-built PCs can only be returned if faulty. Opened headphones, earphones and AirPods can't be returned for hygiene reasons.
