Lenovo k3 note is good mobile in this budget smart phone.in this mobile 5.5 inch display, 16gb internal memory, rear camera is 13mp and front camera is 5mp.its sound quality is very good and system like dolby sound.but it can not supported otg device its major disadvantage of this mobile.and also it heat a mobile on high graphics game.its battery backup is quite good.but its picture quality is better compare other budget smart phone.i have used this smart phone about 1 year.but in this present many other smart phone comes in market better than this