In a joint event in New York today Microsoft and Nokia today announced the Nokia Lumia 820 Windows Phone 8 smartphone. The Lumia 820 offers wireless charging, has a dual-core chip, and runs the new Windows Phone 8 operating system. See also: Nokia Lumia 920: what you need to know

At the launch the companies described the Lumia 820 as 'a stylish, mid-range smartphone that delivers high-end performance in a compact package'. See also: Nokia Lumia 920 review.

 The Nokia Lumia 820 looks similar to other high end Lumia smartphones, but has an exchangeable shell design by which you can choose the colour of your smartphone. Swapping the interchangeable shells, the Nokia Lumia 820 comes in red, yellow, grey, cyan, purple, white and black. The Lumia 820 has a micro SD memory card slot.

Windows Phone 8 offers a customisable start screen and animated Live Tiles offering real-time updates, as well as Internet Explorer 10 and Office apps built-in. Of course the principal benefit of Windows Phone 8 is the potential to sync content between Windows Phone 8 smartphones, and Windows 8-based PCs and tablet. Data files, music, video and images can be accessed by the same user from any of those devices that they own.

The Lumia 820 will be available in pentaband LTE and HSPA+ variants and will ship later this year, according to Nokia. Pricing was not announced.

Nokia also today announced the Nokia Lumia 920 PureView, a high-end Windows Phone 8 smartphone with a 4.5in screen and a PureView 8Mp camera. The Nokia Lumia 920 joins the Nokia Lumia 820 as the first Windows Phone 8 devices to become available.

Lumia 820