Celkon Win 400 is a 4-inch display smartphone running Windows Phone 8.1 and powered by a quad-core, 1.2 Ghz processor and 512 MB of RAM. It has a 5 megapixel rear camera with LED flash, a 1.3 megapixel front-facing camera, and a 1500 mAh battery. It is priced at Rs4,999, which translates to about N14,000. It is manufactured by the Indian brand, Celkon and is by far the cheapest Windows smartphone in the market.
Judging by the number of Indian brands that adopted Windows OS in 2014, it looks like India is going to be a key Windows smartphone market in the nearest future. Other OEMS who have adopted Windows Phone include: