AOC Essential-line 20E1H. Display diagonal: 49.5 cm (19.5"), Display resolution: 1600 x 900 pixels, HD type: HD+, Display technology: LED, Display surface: Matt, Response time: 5 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 170°, Viewing angle, vertical: 160°. VESA mounting. Energy Star certified, Product colour: Black