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 The mandatory display of a sustainability index is established by Article 16-II of Law No. 2020-105 of February 10, 2020 relating to the fight against waste and for the circular economy, for electrical and electronic products. By displaying a score out of 10, this index informs consumers about the more or less sustainable nature of the products concerned. 7.8 Hisense 55U7NQ, 55", 3840 x 2160 pixels, LED, Smart TV, Wi-Fi, Gray Hisense 55U7NQ. Display diagonal: 55", Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LED, Screen shape: Flat, LED backlighting type: Mini LED. Smart TV. Display brightness: 500 cd/m², Native aspect ratio: 16:9. Digital signal format system: DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2. Wi-Fi, Ethernet LAN. Product color: Gray https://www.digitaltrends.com/home-theater/hisense-u7n-tv-review/ After using the Hisense U7N for a little over two weeks, the most striking impression it has made on me is just how far TVs have come over the past four years. Just looking at the spec sheet and you very quickly think, "I can get all of that for how littl... High brightness, Great contrast, Vivid color, Surprising accuracy, Great for gaming Poor off-angle viewing, Risk of dirty screen effect