March 2, 2015 Microsoft will offer Windows 10 upgrade for mobile devices running Windows 8.1 TechCrunch
March 2, 2015 Stephen Elop on new Lumia phones, new offering with AT&T and super-lightweight universal keyboard
March 2, 2015 Lumia 640 XL comes with a battery that’s capable of providing up to 23.7 hours of talk time