Microsoft Lumia 640 XL LTE mobile was launched in March 2015. The phone comes with a 5.70-inch touchscreen display offering a resolution of 720x1280 pixels at a pixel density of 259 pixels per inch ...

It is renown for Windows, the world's most popular operating system for PCs and laptops. It launched its Windows Phone smartphone OS in 2010, and its own Surface lineup of tablets in 2012. The Redmond ...