The mobile karbonn k9 kavach 4g are very use full set and his low price in best mobile set in poor friends.this phone in other mobile to best working .i want to use this phone.his look likely any people and friends . But this phone in space in not very good.
This phone sound quality is good .this mobile camera best .this phone in most be hand any parson so this phone look black are good.i want to buy this phone .this phone money value is not high .his batter to use in Student an other worker.