D means that the product is rated in its category in terms of energy efficiency. The Energy Labeling system is based on EU Regulation 2017/1369/EU. D Acer EB192Qb, 47 cm (18.5"), 1366 x 768 pikslit, WXGA, LED, 5 ms, Must Acer EB192Qb. Ekraani diagonaal: 47 cm (18.5"), Ekraani resolutsioon: 1366 x 768 pikslit, HD tüüp: WXGA, Ekraani tehnoloogia: LED, Reaktsiooniaeg: 5 ms, Loomulik kuvasuhe: 16:9. Toote värv: Must