iiyama G-Master GOB2701QSC-B1 Titan Falcon 27 2560×1440 M3-OLED 280Hz 0.03ms G-SYNC HDMI 2.1 Widescreen Gaming Monitor

Sub-£300 for an OLED gaming monitor
Product specifications:
The iiyama G-Master GOB2701QSC-B1 Titan Falcon is a 27-inch widescreen gaming monitor.
Display Resolution: 2560×1440
Display Size: 27
Refresh Rate: 280Hz
G-Sync
Response Time: 0.03ms
Contrast Ratio: 1.5M:1
Panel Type: Meta 3.0 WOLED
Speakers: 2 x 5W
HDMI 2.1
USB-C (65W PD)