The Dell UltraSharp U4919DW is the first 49-inch ultra-wide QHD monitor on the market. Others with ratio 32:9 screens have a vertical resolution of 1080p. 
The result can be a broad one, but it offers a short interface to the user. But in the case of the Dell UltraSharp U4919DW, there's more pixels and better viewing angle.
Picture of TheVerge
What's very different about the U4919DW compared to other 32:9 displays is a dual QHD display with a resolution of 5120×1440 pixels. In addition to this screen resolution, the screen has a curvature of 3800R with support 109 pixels ανά ίντσα και 100% sRGB για πολύ πιο ακριβή Colourthe. As with any other ultra-wide monitor, it has HDMI/DisplayPort/USB-C support, but also KDM (keyboard, video and mouse) functionality.
Using the U4919DW KDM, you can connect a machine via USB-C and a second via HDMI / DisplayPort with USB upstream. Of course, you can use keyboard shortcuts through its Display Manager application Dell to manage both systems with their peripherals.
Dell reports that UltraSharp U4919DW will cost 1.599 dollars, a price that does not seem to be so expensive if you think about what it offers.
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