Hello friends, same days ago I purchased karbonn k9 samrt android mobile at price 3500 rs. from the mobile store it has 3.2 back camera and 0.3 front camera that was peature picture quility is not good main thing is that its battry back up so worst. its 1gb ram but its not use full. so many time this mobile getting hang only good thing is that its internal memory, its lollipop android version and its screen size this three things is good othervice all mobile is worst please do not purchase this mobile.so if you like my advoice click on help full