The G-Master GB2591HSU-B1 is crafted to help you unleash your full gaming potential. With G-Sync Compatibility for smooth, tear-free gameplay and a 320Hz refresh rate, every movement feels fast and fluid. The 24.5” Fast IPS panel delivers clear, sharp visuals, while the 0.4ms response ensures you stay ahead in every game, without ever being held back by your gear. For added ergonomic comfort, the monitor includes a 150mm height-adjustable stand to fit your setup perfectly.

Specification

Product
Product id	1010249
Brand	iiyama
Partnr	GB2591HSU-B1
EAN/UPC code	4948570125562
Warranty (months)	36 months
Technical details
Sustainability certificates	ErP
Compliance certificates	CB, CE, EAC, PSE, REACH, RoHS, TÜV mark, VCCI, WEEE
Display
Display diagonal	24.5 inch
Display resolution	1920 x 1080 Pixels
Native aspect ratio	16:9
Panel type	Fast IPS
Display brightness (typical)	350 cd/m²
Response time	0.4 ms
HD type	Full HD
Display technology	LED
Response time (MPRT)	0.4 ms
Display surface	Matt
Screen shape	Flat screen
Contrast ratio (typical)	1000:1
Contrast ratio (dynamic)	100000000:1
Maximum refresh rate	320 Hz
Viewing angle, horizontal	178 °
Viewing angle, vertical	178 °
Display number of colours	16.7 million colours
Display diagonal (metric)	62 cm
Pixel pitch	0.2802 x 0.2802 mm
Horizontal scan range	30 - 360 kHz
Viewable size, horizontal	543.7 mm
Viewable size, vertical	302.6 mm
High Dynamic Range (HDR) technology	High Dynamic Range 10 (HDR10)
High Dynamic Range (HDR) supported	Y
Colour depth	8 Bit
Performance
NVIDIA G-SYNC	Y
NVIDIA G-SYNC type	G-SYNC
AMD FreeSync	Y
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	8 W
Design
Market positioning	Gaming
Product colour	Black
Ports & interfaces
Built-in USB hub	Y
USB hub version	3.2 Gen 1 (3.1 Gen 1)
HDMI	Y
HDMI ports quantity	2
HDMI version	2.1
DisplayPorts quantity	1
DisplayPort version	1.4
Headphone out	Y
Number of downstream ports	4
HDCP	Y
Ergonomics
VESA mounting	Y
Panel mounting interface	100 x 100 mm
Cable lock slot	Y
Cable management	Y
Cable lock slot type	Kensington
Adjustable height (max)	150 mm
Height adjustment	Y
Swivelling	Y
Pivot angle	0 - 90 °
Pivot	Y
Swivel angle range	-45 - 45 °
Wall mountable	Y
Tilt angle range	5 - 23 °
Tilt adjustment	Y
On Screen Display (OSD)	Y
On Screen Display (OSD) languages	CZE, DEU, ENG, FRE, ITA, JPN, DUT, POL, POR, RUS
Packaging data
Cables included	AC, USB, DisplayPort
Power cable length	1.8 m
DisplayPort cable length	1.8 m
USB cable length	1.8 m
Package width	630 mm
Package depth	142 mm
Package height	504 mm
Package weight	8030 g
Package type	Box
Power
Energy efficiency class (SDR)	E
Energy consumption (SDR) per 1000 hours	18 kWu
Power consumption (typical)	30 W
Energy efficiency class (HDR)	G
Power consumption (standby)	0.5 W
Energy consumption (HDR) per 1000 hours	31 kWu
Power consumption (off)	0.3 W
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Energy efficiency scale	A to G
Weight & dimensions
Width (with stand)	557 mm
Depth (with stand)	55.5 mm
Height (with stand)	324 mm
Weight (with stand)	5300 g
Width	557 mm
Height	324 mm
Weight	5300 g
Other features
Power supply type	Internal
Touchscreen	N
Packaging content	quick start guide, safety guide
Control panel	power switch, joystick, menu (center), up / signal select, down / shortcut, left / volume -, right / volume +
User controls	picture adjust (contrast, brightness, overdrive, HDR, Adaptive Sync, night mode, blue light reducer, Motion Blur Reducer, gamma), input select (input source), audio adjust (volume, mute), store user setting (user modes), color settings (6-axis, color temperature, user preset, black tuner), image adjust (i-Style color, 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), display information, reset (reset all)