My name is Asim Kumar Datta.I would like to share my experience with my Micromax Canvas fire 4 A107. This is a very slow phone and the phone’s processor is very slow.I buy this smartphone from the Micromax store Kolkata at price rs 6499. After 2 years use the phone gone very much slower.Some times the keyboard of this phone create misbehave.And the camera quality of this phone is very bad.Also the phone has poor battery life.But the sound system of this phone is very good and the display of this product is average.Thank you.