The 27” Iiyama G-Master GB2771HSU-B1 Red Eagle gaming monitor offers exceptional performance and ultra-smooth images , ideal for gamers and professionals. Thanks to the Fast IPS Full HD panel , it ensures vivid and realistic colors with wide viewing angles. With a 240Hz refresh rate and a response time of just 0.4ms MPRT , it eliminates streaks and delays for responsive gameplay. NVIDIA G-SYNC compatibility ensures absolute fluidity, while the Black Tuner function optimizes details in shadow areas. Height-adjustable and equipped with Flicker Free technology and blue light reduction , it is perfect for long and comfortable gaming sessions.
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GB2771HSU-B1 – RED EAGLE IPS MONITOR 27" IIYAMA - 240HZ - HAS 150mm - NVIDIA G-SYNC COMPATIBLE

The 27-inch Iiyama G-Master GB2771HSU-B1 Red Eagle gaming monitor combines extreme speed, realistic colors, and flawless fluidity, ideal for gamers and professionals. Featuring a Fast IPS Full HD (1920x1080) panel, it offers vivid images and wide viewing angles. With a 240Hz refresh rate and 0.4ms MPRT response time, it ensures smooth, ghost-free gameplay. NVIDIA G-SYNC Compatible eliminates tearing and stuttering, while the Black Tuner function improves visibility in darker areas. Additionally, HDR10 support and height adjustment make every session comfortable and immersive.
Main features:
- Fast IPS Full HD 1920x1080 panel
- 240Hz refresh rate for ultra-smooth images
- Response time 0.4ms MPRT
- Has 150mm (height adjustment)
- NVIDIA G-SYNC Compatible
- Black Tuner function for optimal contrast and visibility
Further details
The Fast IPS Full HD (1920x1080) panel ensures bright, accurate, and realistic colors, with wide viewing angles (178°). It combines the speed of TN panels with the visual quality of IPS, offering smooth and detailed images in any gaming or work situation.
With a 240Hz refresh rate , the monitor delivers exceptional responsiveness, eliminating stuttering and lag. Every frame is displayed with pin-sharp clarity, ideal for action games, eSports, and fast-paced simulations.
The ultra-fast 0.4 millisecond MPRT (Moving Picture Response Time) response time reduces motion blur and prevents ghosting, ensuring consistently sharp images even in the most dynamic sequences.
The height adjustment up to 150mm , with pivot, swivel and tilt functions, allows you to adapt the monitor to any ergonomic need, improving comfort and productivity during long gaming or work sessions.
NVIDIA G-SYNC compatibility perfectly synchronizes the refresh rate between the GPU and monitor, eliminating tearing and stuttering. The result is a smooth, stable, and artifact-free gaming experience.
Technical data sheet
Model | GB2771HSU-B1 |
DISPLAY CHARACTERISTICS | |
Diagonal | 27", 68.6cm |
Panel | Fast IPS, haze 25% |
Native resolution | 1920 x 1080 @240Hz (2.1 megapixel full HD, DisplayPort) |
Aspect ratio | 16:9 |
Brightness | 350 cd/m² |
Static contrast | 1000:1 |
Advanced contrast | 80M:1 |
Response time (MPRT) | 0.4ms |
Viewing zone | horizontal/vertical: 178°/178°, right/left: 89°/89°, up/down: 89°/89° |
Color support | 16.7 million 8-bit |
Horizontal Sync | 30 - 285kHz |
Viewable area W x H | 597.9 x 336.3mm, 23.5 x 13.2" |
Pixel pitch | 0.311mm |
INTERFACES / CONNECTORS / CONTROLS | |
Signal input |
HDMI x2 (v.2.0, max. 1920 x 1080 @240Hz) |
USB HUB | x2 (1x Type A v.3.2 Gen 1 (5Gbps, 4.5W), 1x Type C (5Gbps, 5W)) |
HDCP | Yes |
Headphone connector | Yes |
FEATURES | |
Blue light reducer | Yes |
Flicker free | Yes |
Adaptive Sync support | G-SYNC - 1920 x 1080 @48-240Hz, DisplayPort Only |
Extra | i-Style Colour |
HDR | Yes, HDR10 Ready |
OSD languages | EN, DE, FR, ES, IT, RU, JP, CZ, NL, PL |
Speakers | 2 x 2W |
Convenience | Kensington-lock™ prepared, DDC/CI, DDC2B, Mac OSX |
MECHANICAL | |
Display position adjustments | height, pivot (rotation), swivel, tilt |
Height adjustment | 150mm |
Rotation (PIVOT function) | 90° |
Swivel stand | 90°; 45° left; 45° right |
Tilt angle | 23rd up; 5th down |
VESA mounting | 100 x 100mm |
Cable management system | Yes |
ACCESSORIES INCLUDED | |
Cables | power (1.8m), USB (1.8m), HDMI (1.8m), DP (1.8m) |
POWER MANAGEMENT | |
Power Supply Unit | internal |
Power Supply | AC AC - AC V, 100/V, 240Hz |
Power Usage | 19W 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) | AND |
REACH SVHC | above 0.1%: Lead |
DIMENSIONS & WEIGHT | |
Product dimensions W x H x D | 612 x 408.5 (553.5) x 213mm |
Box dimensions W x H x D | 690 x 140 x 465mm |
Weight (without box) | 5.6kg |
Weight (without stand) | 3.8kg |
Weight (with box) | 8.2kg |