I have. Using this mobile since last two years ther is no any proble I faced
One time there was speaker problem I have given it to lava service center after that its working floless to me. As my point of view its designed for indian people as its complete ruf and tuff mobile I have ever used
Its battery is too good for me about two day its running. Its may due my data with wifi. Its the mobile is with me with my very good memory and my good spends with this mobile