It is a good quality phone with high specification.it does not hanged.it was launched in market on13/04/2013.status is avaliable.it’s battery back up is very good.it can cherged your phone 100% in 1hours 10 minutes.i am its performance and quite better than other phone.i am show me after sales service is better, I have purchashed my friend mi note price me.com. and I feel to return it after uy something else.so remidi customer care stisfaction team suggest me not to worry about it they wil help me if a will have any problem.entire exchange process also the phonecomes with a high specification through it has a full h.d 4.7 inch display with 5 m.p.gues dont forget about its speaker quallity.it is vwey good ans dound is very sweet. you can also wach tv. and movie.it has a-gps.dont worry about this product.you can easily aircel something due to surface but dont worry you can heal it good