This phone is best. I am used this phone since 5 months. Bettry bekup is very good. The Karbonn K9 Smart 4G is a wonderful smartphone for all of the people who face budget restraint.
Display : This smartphone with 5.00- inch 480x854 display powered by 1.2GHz quad-core processor.
Camera : 5 MP Rear Camera with Flash. Auto Focus. 5 MP Front Camera.
Battery : This phone is powered by a 2300 mAh battery.
Dual sim card : It is a dual SIM smartphone with support for 4G LTE, USB OTG, Wi-Fi, FM Radio, Bluetooth and GPS too.