Nokia lumia 520. Is the best windows phone. For resion. I am using this phone before 1 month ago. So Now I am tell you this good point. Its camera is 5MP. So the picture quality is very good and fine. And mobile version is windows 8.0 . So its internet speed is very high and process is good. And this battery back up is very good. So I like it. And its display quality is very very good. I garrent you. If you this mobile phone. It hadn't troble in 10 year. So it is very good mobile phone. And its Ram, internal memory , and sd card are comfort for the mobile phone.and its run windows version. So it is good windows mobile phone.
So you buy this mobile phone.
Thanks.