I am using mobile phone from last 2 Yrs .The mobile look is good . The sound clarity of mobile is also good .all functions are working very properly .Style and design is also good .The operating system is of this mobile is android .The is of this device is 20000. Any one can buy. display clarity is very nice .battery backup is also good.feeling happy while watching videos, movies and all . camera and and other functions of this device is very nice.