E 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. E BenQ BL2480, 23.8", 1920 x 1080 pixels, Full HD, LED, 5 ms, Black BenQ BL2480. Display diagonal: 23.8", Display resolution: 1920 x 1080 pixels, HD type: Full HD, Display technology: LED, Response time: 5 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). VESA mounting. Product color: Black https://techaddicts.uk/desktop/benq-bl2480-review/ Benq BL2480 looks good from the outset. We have 1920 x 1080 native resolution, Full HD with IPS technology, a brightness of 250 cd/m², 178° Viewing angle, built-in speakers a VESA mounting and is Energy Star certified. This seems likes a price-conscious B...