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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 | |
| Display diagonal: | 62.2 cm (24.5") |
| Display resolution: | 1920 x 1080 pixels |
| Native aspect ratio: | 16:9 |
| Display technology: | LED |
| Touchscreen: | No |
| HD type: | Full HD |
| Panel type: | Fast IPS |
| Response time: | 0.4 ms |
| Screen shape: | Flat |
| Contrast ratio (typical): | 1000:1 |
| Maximum refresh rate: | 320 Hz |
| Display number of colours: | 16.7 million colours |
| Display brightness (typical): | 350 cd/m² |
| Response time (MPRT): | 0.4 ms |
| Display surface: | Matt |
| Contrast ratio (dynamic): | 100000000:1 |
| Viewing angle, horizontal: | 178° |
| Viewing angle, vertical: | 178° |
| Pixel pitch: | 0.2802 x 0.2802 mm |
| Horizontal scan range: | 30 - 360 kHz |
| Viewable size, horizontal: | 54.4 cm |
| Viewable size, vertical: | 30.3 cm |
| Display diagonal (metric): | 62 cm |
| High Dynamic Range (HDR) supported: | Yes |
| High Dynamic Range (HDR) technology: | High Dynamic Range 10 (HDR10) |
| Colour depth: | 8 bit |
| Performance | |
| NVIDIA G-SYNC: | Yes |
| AMD FreeSync: | Yes |
| NVIDIA G-SYNC type: | G-SYNC |
| 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: | 8 W |
| Design | |
| Market positioning: | Gaming |
| Product colour: | Black |
| Ports & interfaces | |
| Built-in USB hub: | Yes |
| HDMI: | Yes |
| Headphone out: | Yes |
| USB hub version: | 3.2 Gen 1 (3.1 Gen 1) |
| Number of downstream ports: | 4 |
| HDMI ports quantity: | 2 |
| HDMI version: | 2.1 |
| DisplayPorts quantity: | 1 |
| DisplayPort version: | 1.4 |
| HDCP: | Yes |
| Ergonomics | |
| VESA mounting: | Yes |
| Cable lock slot: | Yes |
| Height adjustment: | Yes |
| Panel mounting interface: | 100 x 100 mm |
| Wall mountable: | Yes |
| Cable management: | Yes |
| Cable lock slot type: | Kensington |
| Adjustable height (max): | 15 cm |
| Pivot: | Yes |
| Pivot angle: | 0 - 90° |
| Swivelling: | Yes |
| Swivel angle range: | -45 - 45° |
| Tilt adjustment: | Yes |
| Tilt angle range: | 5 - 23° |
| On Screen Display (OSD): | Yes |
| On Screen Display (OSD) languages: | Czech, German, English, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian |
| Power | |
| Energy efficiency class (SDR): | E |
| Energy efficiency class (HDR): | G |
| Energy consumption (SDR) per 1000 hours: | 18.4 kWh |
| Energy consumption (HDR) per 1000 hours: | 31 kWh |
| Power consumption (typical): | 30 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 |
| Weight & dimensions | |
| Width (with stand): | 557 mm |
| Depth (with stand): | 55.5 mm |
| Height (with stand): | 324 mm |
| Weight (with stand): | 5.3 kg |
| Packaging data | |
| Package width: | 630 mm |
| Package depth: | 142 mm |
| Package height: | 504 mm |
| Package weight: | 8.03 kg |
| Package type: | Box |
| USB cable length: | 1.8 m |
| Packaging content | |
| Cables included: | AC, USB, DisplayPort |
| DisplayPort cable length: | 1.8 m |
| Power cable length: | 1.8 m |
| Sustainability | |
| Sustainability certificates: | ErP |
| Other features | |
| 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 |
| 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 + |
Product Safety Information
Responsible Person in the EU:
iiyama international Wijkermeerstraat 8 2131 HA Hoofdorp Netherlands info.de@iiyama.com
All prices incl. VAT. plus shipping and handling. The crossed out prices correspond to the price at OCTO24.com.
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OCTO24.com © 2026 | Template © 2009-2026 by modified eCommerce Shopsoftware