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 Sharp 65BL5EA, 65", 3840 x 2160 pixels, LED, Smart TV, Wi-Fi, Black Sharp 65BL5EA. Display diagonal: 65", Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LED, Screen shape: Flat. Smart TV. Motion interpolation technology: Active Motion 600. Digital signal format system: DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2. Wi-Fi, Ethernet LAN. Product color: Black