BenQ EX321UX. Display diagonal: 80 cm (31.5"). Display resolution: 3840 x 2160 pixels. HD type: 4K Ultra HD. Display technology: LED. Response time: 1 ms. Native aspect ratio: 16:9. Viewing angle. horizontal: 178°. Viewing angle. vertical: 178°. Built-in USB hub. USB hub version: 3.2 Gen 1 (3.1 Gen 1). VESA mounting. Height adjustment. Product colour: White
