ProLite XCB4594DQSU-B1
45-inch ultra-wide curved monitor with Dual QHD resolution and height-adjustable stand, ideal for immersive multitasking and creative work
If you work across multiple windows, manage creative projects or want a more immersive setup, the ProLite XCB4594DQSU-B1 is built to support the way you work. This 45-inch ultra-wide curved monitor features a 32:9 aspect ratio and a Dual QHD resolution of 5120x1440, providing the screen space of two QHD monitors in a single, seamless display. It removes the interruptions of bezels and brings everything together for a smoother, more efficient workflow.
The curved VA panel surrounds your field of view with vivid colours, high contrast and wide viewing angles. The gentle 1500R curvature creates a more natural and comfortable viewing experience, helping reduce eye movement and maintain focus. With a brightness of 450 cd/m², your content stays sharp and clear, even in brightly lit environments.
A 2ms response time (GTG) and Adaptive Sync support ensure smooth motion for video editing, content scrolling or occasional gaming. Flicker-free technology and a blue light reducer are built in to support eye comfort throughout the day.
With a modern three-side borderless design, the XCB4594DQSU-B1 also offers height and tilt adjustments so you can set up your workspace to suit your needs. Dual HDMI and DisplayPort inputs make it easy to connect your devices, while the integrated 2x3W speakers deliver clear audio for video calls, media or presentations.
Whether you are editing wide-format content, working with complex data or multitasking across several applications, this ultra-wide monitor gives you the space, clarity and comfort to stay productive.

Curved for immersive viewing
Step into an immersive, natural viewing setup that minimizes distortion and reduces eye strain during long work or entertainment sessions.

Deeper blacks and richer detail with VA panel
The VA panel offers exceptional contrast and deep blacks, revealing every nuance between light and dark. Enjoy vivid, lifelike images with minimal light bleed and excellent color depth, especially in darker scenes. Whether watching movies, editing content, or gaming, benefit from consistent picture quality and wide viewing angles that bring every detail to life.

Maximise your multitasking with ultra-wide Dual QHD clarity
Dual QHD resolution gives you the power of two QHD screens in one seamless ultra-wide display. View multiple apps side by side, work across large spreadsheets or immerse yourself in detailed visuals without switching windows. This expanded workspace helps you boost focus, improve efficiency and maintain creative flow throughout the day.

Versatile connectivity for all your devices
Connect multiple devices and accessories in one simple step with HDMI, DisplayPort and the USB hub, streamlining your workspace for maximum efficiency and ensuring a tidy, uninterrupted workflow.

Master the details with deeper contrast
The 3000:1 contrast ratio reveals rich blacks and gentle tonal transitions, enhancing every shadow and subtle gradient on screen. It’s the perfect companion for visual work, video editing or data-heavy tasks, giving you the precision and clarity needed to stay fully in control of every detail.

Reduced eye strain & fatigue
Work, study or play longer without eye fatigue, thanks to flicker-free technology and reduced blue light emissions. These features help minimize eye strain and improve visual comfort, allowing you to stay focused and productive throughout the day.

Specification

Product
Product id	1010245
Brand	iiyama
Partnr	XCB4594DQSU-B1
EAN/UPC code	4948570126293
Warranty (months)	36 months
Display
Display diagonal	44 inch
Display resolution	5120 x 1440 Pixels
Native aspect ratio	32:9
Panel type	VA
Display brightness (typical)	450 cd/m²
Response time	2 ms
HD type	Dual QHD
Response time measurement type	GTG (Gray to Gray)
Display technology	LED
Display surface	Matt
Screen shape	Curved screen
Screen curvature rating	1500R
Contrast ratio (typical)	3000:1
Contrast ratio (dynamic)	80000000:1
Maximum refresh rate	75 Hz
Viewing angle, horizontal	178 °
Viewing angle, vertical	178 °
Display number of colours	16.7 million colours
Display diagonal (metric)	113 cm
Viewable size, horizontal	305.9 mm
Viewable size, vertical	1087.5 mm
Digital horizontal frequency	30 - 135 kHz
High Dynamic Range (HDR) supported	Y
sRGB coverage (typical)	100 procent
NTSC coverage (typical)	80 procent
Colour gamut standard	NTSC, sRGB
Performance
VESA Adaptive Sync support	Y
Flicker-free technology	Y
Low Blue Light technology	Y
Multimedia
Built-in speaker(s)	Y
Built-in camera	N
Number of speakers	2
RMS rated power	6 W
Design
Market positioning	Home
Product colour	Black
Ports & interfaces
Built-in USB hub	Y
USB hub version	3.2 Gen 1 (3.1 Gen 1)
USB upstream port type	USB Type-A, USB Type-C
USB Type-A downstream ports quantity	2
USB Type-C downstream ports quantity	2
HDMI	Y
HDMI ports quantity	2
HDMI version	2.0
Headphone out	Y
HDCP	Y
Ergonomics
VESA mounting	Y
Panel mounting interface	100 x 100, 200 x 100 mm
Cable lock slot	Y
Cable management	Y
Cable lock slot type	Kensington
Height adjustment	Y
Wall mountable	Y
Tilt angle range	3 - 20 °
Tilt adjustment	Y
On Screen Display (OSD)	Y
On Screen Display (OSD) languages	CZE, DEU, DUT, ENG, ESP, FRE, ITA, JPN, POL, RUS, UKR
Packaging data
Cables included	DisplayPort, HDMI, Power
Package width	1260 mm
Package depth	315 mm
Package height	470 mm
Package weight	15500 g
Package type	Box
Power
Energy efficiency class (SDR)	F
Energy consumption (SDR) per 1000 hours	37 kWu
Power consumption (typical)	37 W
Energy efficiency class (HDR)	G
Power consumption (standby)	0.5 W
Energy consumption (HDR) per 1000 hours	68 kWu
Power consumption (off)	0.3 W
AC input voltage	220 - 240 V
AC input frequency	50/60 Hz
Energy efficiency scale	A to G
Weight & dimensions
Width (with stand)	1090 mm
Depth (with stand)	275 mm
Height (with stand)	539 mm
Weight (with stand)	10500 g
Width (without stand)	1090 mm
Depth (without stand)	275 mm
Height (without stand)	409 mm
Other features
Power supply type	Internal
Touchscreen	N