ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS 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 Philips E Line 278E1A, 27", 3840 x 2160 pixels, 4K Ultra HD, LED, 4 ms, Black Philips E Line 278E1A. Display diagonal: 27", Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LED, Response time: 4 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). VESA mounting. Product color: Black https://www.monitornerds.com/philips-278e1a-review/ on AmazonThe Philips 278E1A offers a 4K IPS screen that's affordable and great for daily use for work from home or even entertainment. The brand's E-line monitors have surprised before, breaking down respective categories and price ceilings. The Phil... Decent Gamut Coverage, Bright Display, Clean and Attractive Design, Includes DisplayPort 1.4 and Two HDMI 2.0 ports, Mediocre Default Accuracy, High Black Luminance, Tilt Limited Stand The Philips 278E1A is a decent choice if you want an affordable 4K monitor for daily tasks, including casual gaming. The crisp 4K screen offers great colors, although it could use some tweaking to balance out the harshness of some colors. It has limited p... https://www.tomshardware.com/reviews/phillips-2787R1a-4k-monitor-review Phillips makes a solid attempt at scoring a spot on our Best Budget 4K Monitors page with the Philips 278E1A. Selling for about $270 when we wrote this; (although, pricing seems to fluctuate, and the monitor often goes out of stock), it's not the most-aff... Brighter than most monitors in its class, Attractive design, Affordable, Black levels could be better, Visible inaccuracies at high brightness While not the cheapest or best-performing 4K monitor, the Philips 278E1A strikes a good balance between a decent IPS panel and affordable pricing. It's also a little brighter than most budget 4K monitors...