Many mobile companies are avaible in all over india.in those are one is karbonn.its good company of mobile manufacturing.but this few smartsphone are not good performers.
I have also karbonn k409+ . I bought this handset near about 2months ago.i have good experience with this phone.i notic few misteks in this phone.
Its battery backup, its look, its sound is not good.i am so nervous to bought this phone.
I give free advice to all my friends, dont buy this.other voice your choice.etc