Karbonn is populer mobile brand in india and this model of titanium s30 desire has a RAM of 512 mb this size of RAM is very less and less RAM couses the Hanging problem .
Yes this mobile has soo much hanging problem and it takes more time to open an app.
This mobile get heat up so much while using and charging too. Battery back up is also so less and you have to charge it again and again.
Camera quality is also soo worst and bad quality of image is captured by this phone . I
Yes ir has 8 mp rear camera but quality of image captured is not good as it should be
So I think that if you buy this phone so its your tataly west of money.