F 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. F Dreame 75Q100, 190.5 cm (75"), 3840 x 2160 pixels, QLED, Smart TV, Wi-Fi, Black Dreame 75Q100. Display diagonal: 190.5 cm (75"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: QLED, Screen shape: Flat, LED backlighting type: Direct-lit LED. Smart TV. Motion interpolation technology: ME/MC (Motion Estimation Motion Compensation), Display brightness: 350 cd/m², Response time: 8 ms, Native aspect ratio: 16:9. Digital signal format system: DVB-C, DVB-T, DVB-T2, DVB-S, DVB-S2. Wi-Fi, Ethernet LAN. Product colour: Black