
iiyama G-MASTER 24.5" FHD 320Hz Gaming Monitor (GB2591HSU-B1)
by Iiyama
£153.99from 5 retailers
GTIN04948570125562
EAN4948570125562
MPNGB2591HSU-B1
Prices updated 5 Apr 2026
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Product Description
62.2 cm (24.5") LED Fast IPS. Full HD 1920 x 1080 pixels 16:9. 320 Hz 0.4 ms 350 cd/m² 1000:1. NVIDIA G-SYNC AMD FreeSync Flicker-free technology. E 18 kWh 30 W. 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.. Display. Colour depth. 8 bit. High Dynamic Range (HDR) technology. High Dynamic Range 10 (HDR10). High Dynamic Range (HDR) supported. Yes. Display diagonal (metric). 62 cm. Viewable size, vertical. 30.3 cm. Viewable size, horizontal. 54.4 cm. Horizontal scan range. 30 - 360 kHz. Pixel pitch. 0.2802 x 0.2802 mm. Display number of colours. 16.7 million colours. Viewing angle, vertical. 178°. Viewing angle, horizontal. 178°. Maximum refresh rate. 320 Hz. Contrast ratio (dynamic). 100000000:1. Contrast ratio (typical). 1000:1. Screen shape. Flat. Display surface. Matt. Response time (MPRT). 0.4 ms. Response time. 0.4 ms. Display brightness (typical). 350 cd/m². Panel type. Fast IPS. HD type. Full HD. Touchscreen. No. Display technology. LED. Native aspect ratio. 16:9. Display resolution. 1920 x 1080 pixels. Display diagonal. 62.2 cm (24.5"). Performance. Low Blue Light technology. Yes. Flicker-free technology. Yes. VESA Adaptive Sync support. Yes. NVIDIA G-SYNC type. G-SYNC. AMD FreeSync. Yes. NVIDIA G-SYNC. Yes. Multimedia. Built-in camera. No. RMS rated power. 8 W. Number of speakers. 2. Built-in speaker(s). Yes. Design. Product colour. Black. Market positioning. Gaming. Ports & interfaces. HDCP. Yes. Headphone out. Yes. DisplayPort version. 1.4. DisplayPorts quantity. 1. HDMI version. 2.1. HDMI ports quantity. 2. HDMI. Yes. Number of downstream ports. 4. USB hub version. 3.2 Gen 1 (3.1 Gen 1). Built-in USB hub. Yes. Ergonomics. On Screen Display (OSD) languages. Czech, German, English, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian. On Screen Display (OSD). Yes. Tilt angle range. 5 - 23°. Tilt adjustment. Yes. Swivel angle range. -45 - 45°. Swivelling. Yes. Pivot angle. 0 - 90°. Pivot. Yes. Adjustable height (max). 15 cm. Height adjustment. Yes. Cable lock slot type. Kensington. Cable lock slot. Yes. Cable management. Yes. Wall mountable. Yes. Panel mounting interface. 100 x 100 mm. VESA mounting. Yes. Power. Energy efficiency scale. A to G. Power supply type. Internal. AC input frequency. 50/60 Hz. AC input voltage. 100 - 240 V. Power consumption (off). 0.3 W. Power consumption (standby). 0.5 W. Power consumption (typical). 30 W. Energy consumption (HDR) per 1000 hours. 31 kWh. Energy consumption (SDR) per 1000 hours. 18 kWh. Energy efficiency class (HDR). G. Energy efficiency class (SDR). E. Weight & dimensions. Weight (with stand). 5.3 kg. Height (with stand). 324 mm. Depth (with stand). 55.5 mm. Width (with stand). 557 mm. Packaging data. USB cable length. 1.8 m. Package type. Box. Package weight. 8.03 kg. Package height. 504 mm. Package depth. 142 mm. Package width. 630 mm. Packaging content. Power cable length. 1.8 m. DisplayPort cable length. 1.8 m. Cables included. AC, USB, DisplayPort. Sustainability. Sustainability certificates. ErP. General. Product family. G-MASTER. Other features. 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). Control panel. power switch, joystick, menu (center), up / signal select, down / shortcut, left / volume -, right / volume +. Packaging content. quick start guide, safety guide. Weight. 5.3 kg. Height. 324 mm. Width. 557 mm. Compliance certificates. CB, CE, EAC, PSE, REACH, RoHS, TÜV mark, VCCI, WEEE. EU Energy Label. manual pdf. UK Energy Label. GB2591HSU-B1 Technical Drawing. EU Product Fiche. leaflet
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