iiyama G-MASTER G4380UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
KEY FEATURES
- 108 cm (42.5") Black
- Built-in speaker(s)
- USB upstream port type: USB Type-C HDMI HDMI version: 2.1 DisplayPorts quantity: 2 DisplayPort version: 1.4
- Screen shape: Flat
- Maximum refresh rate: 144 Hz Response time (MPRT): 0.3 ms
- 3840 x 2160 pixels 4K Ultra HD Panel type: VA
- Energy efficiency class (SDR): E ErP CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE
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iiyama G-MASTER G4380UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
Description
iiyama G-MASTER G4380UHSU-B2. Display diagonal: 108 cm (42.5"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LED, Display surface: Matt, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub, USB hub version: 3.2 Gen 1 (3.1 Gen 1). VESA mounting. Product colour: Black
Step into gaming with the G-Master G4380UHSU. Its 43″ screen and UHD resolution (3840×2160) deliver sharp, detailed visuals, ideal for gamers seeking a clear, expansive view. Equipped with a fast 0.3ms MPRT response time and a 144Hz refresh rate, it ensures smooth, responsive gameplay with minimal motion blur or ghosting. The VA panel provides strong contrast and deep blacks, while the Black Tuner feature enhances visibility in darker areas of the screen - helping you spot opponents and stay in control. Whether you’re competing in fast-paced titles or exploring richly detailed open worlds, this monitor combines image quality and speed to match your setup.
Feature
Easy 14 days Returns
Eligible for Next day Delivery
100% Money-back guarantee
Reliable Customer Support
Secure payment method
Shipping Information
- Next Business Day: £6.99
- 2 days Delivery: £4.99
- 3- 5 Days Shipping: £3.99
- Orders Over £99.00: Free Standard Delivery
| Display | |
|---|---|
| Display diagonal | 108 cm (42.5") |
| Display resolution | 3840 x 2160 pixels |
| Native aspect ratio | 16:9 |
| Panel type | VA |
| Response time (MPRT) | 0.3 ms |
| Display brightness (typical) | 550 cd/m² |
| HD type | 4K Ultra HD |
| Display technology | LED |
| Display surface | Matt |
| Screen shape | Flat |
| Contrast ratio (typical) | 4000:1 |
| Contrast ratio (dynamic) | 80000000:1 |
| Maximum refresh rate | 144 Hz |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 1.07 billion colours |
| Pixel pitch | 0.245 x 0.245 mm |
| Horizontal scan range | 30 - 335 kHz |
| Viewable size, horizontal | 94.1 cm |
| Viewable size, vertical | 52.9 cm |
| Display diagonal (metric) | 108 cm |
| High Dynamic Range (HDR) technology | High Dynamic Range (HDR) 400 |
| High Dynamic Range (HDR) supported | Yes |
| DDC/CI | Yes |
| Haze rate | 2% |
| Colour depth | 10 bit |
| NTSC coverage (typical) | 85% |
| Performance | |
|---|---|
| NVIDIA G-SYNC | No |
| AMD FreeSync | Yes |
| AMD FreeSync refresh rate range | 48 - 120 Hz |
| VESA Adaptive Sync support | Yes |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| Multimedia | |
|---|---|
| Built-in speaker(s) | Yes |
| Built-in camera | No |
| Number of speakers | 2 |
| RMS rated power | 14 W |
| Design | |
|---|---|
| Market positioning | Gaming |
| Product colour | Black |
| Feet colour | Black |
| Ports & interfaces | |
|---|---|
| Built-in USB hub | Yes |
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| Number of upstream ports | 1 |
| USB upstream port type | USB Type-C |
| Number of USB Type-C upstream ports quantity | 1 |
| USB Type-A downstream ports quantity | 2 |
| HDMI | Yes |
| HDMI ports quantity | 2 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 2 |
| DisplayPort version | 1.4 |
| Headphone out | Yes |
| Headphone outputs | 1 |
| Headphone connectivity | 3.5 mm |
| Number of downstream ports | 4 |
| HDCP | Yes |
| Ergonomics | |
|---|---|
| VESA mounting | Yes |
| Panel mounting interface | 200 x 100 mm |
| Cable management | Yes |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| Height adjustment | No |
| Tilt angle range | -2 - 10° |
| On Screen Display (OSD) | Yes |
| On Screen Display (OSD) languages | Czech, German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian |
| Number of OSD languages | 11 |
| Tilt adjustment | Yes |
| Power | |
|---|---|
| Energy efficiency class (SDR) | E |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 47.8 kWh |
| attribute_product_family_name | 84.6 kWh |
| Power consumption (typical) | 89 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power supply type | Internal |
| Energy efficiency scale | A to G |
| Operational conditions | |
|---|---|
| Operating temperature (T-T) | 5 - 35 °C |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating relative humidity (H-H) | 10 - 80% |
| Storage relative humidity (H-H) | 5 - 85% |
| Sustainability | |
|---|---|
| Sustainability certificates | ErP |
| General | |
|---|---|
| Product family | G-MASTER |
| Weight & dimensions | |
|---|---|
| Width (with stand) | 977.5 mm |
| Depth (with stand) | 251 mm |
| Height (with stand) | 621.5 mm |
| Weight (with stand) | 14.8 kg |
| Weight (without stand) | 13 kg |
| Packaging data | |
|---|---|
| Stand included | Yes |
| Cables included | AC, USB, HDMI, DisplayPort |
| DisplayPort cable length | 1.8 m |
| HDMI cable length | 1.8 m |
| USB cable length | 1.8 m |
| Quick start guide | Yes |
| Remote control included | Yes |
| Remote control batteries included | Yes |
| Package width | 1071 mm |
| Package depth | 240 mm |
| Package height | 760 mm |
| Package weight | 20 kg |
| Logistics data | |
|---|---|
| Harmonized System (HS) code | 85285210 |
| Technical details | |
|---|---|
| Compliance certificates | CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE |
| Other features | |
|---|---|
| Power cable length | 1.8 m |
| Packaging content | quick start guide, safety guide |
| Width | 977.5 mm |
| Height | 621.5 mm |
| Depth | 251 mm |
| Weight | 14.8 kg |
| Touchscreen | No |
| Control panel | Power Indicator, Remote Sensor, Input Select Button, +/Volume, -/Shortcut Button, Menu, Power |
| User controls | picture adjust (contrast, brightness, OD, HDR, Adaptive Sync, ACR, night mode, blue light reducer, motion blue reducer, gamma), input select (input source), audio adjust (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 h. position, OSD v. position, OSD time, logo opening, power LED, DDC/CI control, USB charge, HDMI 2.1, DSC compression), display information, reset |
Frequently Asked Questions
When will it arrive?
Any order over £99 wil be shipped on our free 2-3 working day service, if you opt for Next Working Day shipping then this will be with you the next working day between 09:00 and 18:00. Deliveries to Northern Ireland, Channel Islands and the Scottish Highlands will be on a 3 day service.
Do you offer a credit account?
We offer credit accounts to Gotraka Business customers, please enquire with our customer support team for more information. Credits accounts are subject to KYC.
How long is the returns policy?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label.
How long will it take to receive my order?
This is something that we are working hard to bring to you - we recognise that having deliveries on preferred days not only makes it easier for you but it is also great for the environment. By having deliveries arranged on days that you are going to be in or consolidating your orders to arrive to you at the same time means that the courier won't need to come back multiple times due to missed deliveries or multiple deliveries.
Can I change my delivery address once the order has been placed?
Our systems are highly automated, where possible we will do our utmost to accommodate this. To ensure we maintain a high delivery success rate most of our orders are picked and prepped for shipment within 30 minutes
How do I return my order?
If you need to return your order please raise a return through your order page detailing the reason for return. Once this form has been submitted it will be reviewed by the Returns Department who will contact you to arrange the return.
Please note the returns department may ask for more information such as the serial number(s) and images where applicable to process the return.
How long do I have to return an item?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label
Are returns free?
Returns for faulty / damaged items will be free of charge
Returns for unwanted items that have no fault will incur a minimal returns fee - delivery charges will not be refunded
Can’t find what you’re looking for?
Our friendly support team is just a message away, ready to assist with anything. Our team is experienced with gaming gear, home tech, and everything in between—feel free to reach out.
📧 Email: help@gotraka.com
📞 Phone: 020 8208 1234
💬 Live Chat: Available 9 AM – 6 PM ( Monday - Friday )
