Samsung C34J791WTU. Display diagonal: 86.4 cm (34"), Display resolution: 3440 x 1440 pixels, HD type: WQHD, Display technology: LED, Display surface: Matt, Response time: 4 ms, Native aspect ratio: 21:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub, USB hub version: 3.2 Gen 1 (3.1 Gen 1). VESA mounting. Product colour: Grey