G 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. G NEC MultiSync V554, Digital signage flat panel, 139.7 cm (55"), LCD, 1920 x 1080 pixels, 24/7 NEC MultiSync V554. Product design: Digital signage flat panel. Display diagonal: 139.7 cm (55"), Display technology: LCD, Display resolution: 1920 x 1080 pixels, Display brightness: 500 cd/m², HD type: Full HD. Operating hours (hours/days): 24/7. Product colour: Black