iiyama ProLite X2791HS-B1 27" IPS Full HD 120Hz monitor, Adaptive Sync, Flicker Free, HDMI, DisplayPort, integrated speakers
The iiyama ProLite X2791HS-B1 is a 27 ” monitor offering an advanced visual experience thanks to the Full HD 1920×1080 IPS panel with 120Hz refresh rate , ideal for work, multitasking and multimedia content with smooth images and vivid colors. The four-sided slim bezel design allows for modern multi-monitor setups without visual interruptions. With 350 cd/m² brightness, 1500:1 contrast and Adaptive Sync support , it guarantees sharp details and smooth transitions. It integrates Flicker Free technology and blue light reduction to reduce eye strain during prolonged use. The integrated speakers and headphone output allow for a tidy and ready station for video conferencing and entertainment.
X2791HS-B1 – IIYAMA PROLITE FULL HD 27" IPS MONITOR - INTEGRATED SPAEKERS

The 27” iiyama ProLite X2791HS-B1 monitor offers high performance for work and entertainment thanks to the Full HD 1920×1080 IPS panel with 120Hz refresh rate , which guarantees smooth images, vivid colors and wide viewing angles. The four-sided slim bezel design is ideal for modern multi-monitor setups without visual interruptions. With 350 cd/m² brightness, 1500:1 contrast and 1 ms response time , it ensures sharp details and fast transitions. It integrates Flicker Free technology and blue light reduction to reduce eye strain during prolonged use. The integrated speakers and headphone output complete a tidy and functional station for work and multimedia content.
Main features:
- 27” screen with Full HD 1920×1080 IPS panel
- 120Hz refresh rate and 1ms response time for smooth images
- Four-sided slim bezel design ideal for multi-monitor setups
- 1500:1 contrast and 350 cd/m² brightness for detailed images
- Flicker Free and Low Blue Light technology for visual comfort
- Built-in speakers with headphone output and HDMI and DisplayPort connectivity
Further details
The built-in 2W speakers allow you to listen to videos, music and online calls without the need to install external speakers, maintaining a tidier, more compact and functional desk .
Thanks to the 1500:1 native contrast ratio , the monitor offers deeper blacks, better nuances and more precise tonal transitions , allowing you to see more details in images and graphic content .
Flicker Free and Low Blue Light technologies reduce flickering and harmful blue light , improving visual comfort and allowing you to work, study or watch content for many hours without straining your eyes .
With energy class C, TCO and EPEAT Silver certifications , the monitor guarantees low energy consumption while maintaining brightness up to 350 cd/m² and high visual quality , contributing to energy efficiency and environmental sustainability .
Technical data sheet
| Model | X2791HS-B1 |
| DISPLAY CHARACTERISTICS | |
| Design | 4-side slim bezel |
| Diagonal | 27", 68.6cm |
| Panel | IPS panel technology LED, matte finish |
| Native resolution | 1920 x 1080 @144Hz (2.1 megapixel Full HD) |
| Aspect ratio | 16:9 |
| Brightness | 350 cd/m² |
| Static contrast | 1500:1 |
| Advanced contrast | 80M:1 |
| Response time (MPRT) | 1ms |
| Viewing zone | horizontal/vertical: 178°/178°, right/left: 89°/89°, up/down: 89°/89° |
| Color support | 16.7m (sRGB: 96%; NTSC: 72%) |
| Horizontal Sync | 30 - 140kHz |
| Viewable area W x H | 597.9 x 336.3mm |
| Pixel pitch | 0.311mm |
| Color | matte, black |
| INTERFACES / CONNECTORS / CONTROLS | |
| Signal input |
HDMI x1 (v.1.4) |
| HDCP | Yes |
| Headphone connector | Yes |
| RJ45 (LAN) | x1 |
| FEATURES | |
| Blue light reducer | Yes |
| Flicker free | Yes |
| Adaptive Sync support | Yes |
| Extra | i-style Colour |
| OSD languages | EN, DE, FR, ES, IT, RU, JP, CZ, NL, PL, UA |
| Control buttons | Joystick: Center: Power/Menu, Up/Signal Select, Down, Left/Submenu, Right/Volume |
| User controls | picture adjust (brightness, contrast, ECO, ACR, OD, Adaptive Sync, audio settings (volume, mute), recall (recall all) |
| Speakers | 2 x 2W |
| Convenience | Kensington-lock™ prepared, DDC/CI, DDC2B, Mac OSX |
| MECHANICAL | |
| Display position adjustments | tilt |
| Tilt angle | 20th up; 3rd down |
| VESA mounting | 100 x 100mm |
| Cable management system | Yes |
| ACCESSORIES INCLUDED | |
| Cables | power (1.5m), HDMI (1.5m) |
| Other | quick start guide, safety guide |
| POWER MANAGEMENT | |
| Power Supply Unit | internal |
| Power Supply | AC 100 - 249V, 50/60Hz |
| Power Usage | 14W typical, 0.5W stand by, 0.3W off mode |
| SUSTAINABILITY | |
| Regulations | TCO Certified, CE, TÜV-GS, EAC, VCCI-B, PSE, RoHS support, ErP, WEEE, REACH, UKCA |
| Energy efficiency class (Regulation (EU) 2017/1369) | C |
| EPEAT Silver | *registration varies by country, go to www.epeat.net for details |
| REACH SVHC | above 0.1%: Lead, Lead monoxide, Diboron trioxide |
| DIMENSIONS & WEIGHT | |
| Product dimensions W x H x D | 611.5 x 427.5 x 190mm |
| Box dimensions W x H x D | 688 x 442 x 126mm |
| Weight (without box) | 3.8kg |
| Weight (with box) | 5.8kg |


