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 BenQ EX480UZ, 48", 3840 x 2160 pixels, 4K Ultra HD, OLED, 0.1 ms, Gray BenQ EX480UZ. Display diagonal: 48", Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: OLED, Response time: 0.1 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub. VESA mounting. Product color: Gray https://www.pcmag.com/reviews/benq-mobiuz-4k-gaming-monitor-ex480uz One of the highlights among the products unveiled at CES 2023 was BenQ's massive 48-inch OLED gaming monitor, dubbed Mobiuz 4K (model EX480UZ). This $1,799.99 mega-monitor combines vivid 4K (3,840-by-2,160-pixel) resolution with a 120Hz refresh rate and a... Wide color range, Lots of different video modes, Excellent built-in speakers High input lag, Low SDR and HDR brightness, Slight oversaturation in some scenes ... https://topnewreview.com/benq-mobiuz-ex480uz-review/ Go big (and pricey) with this 48-inch OLED monitor. Read our BenQ Mobiuz EX480UZ Review.benq.com/en-auHow big is too big for a gaming monitor? Competitive gamers prefer them small and fast, while single-player gamers tend to go big and colourful. The... https://monitornerds.com/benq-mobiuz-ex480uz-review-48-inch-oled-gaming-monitor/ Check Latst Price on AmazonThe BenQ Mobiuz EX480UZ is a premium 120Hz 4K monitor with a deep and vibrant OLED panel. It's a TV-sized display product. So it is ideal as a single solution for multi-platform gamers. It's not cheap like the other Mobiuz m... Vibrant and High  Contras OLED Panel, Versatile Connectivity with 90W USB-C and HDMI 2.1, Attractive Design, Fast and Responsive, Pricey, Oversized Monitor