Reliance jiophone is indias cheapest and smallest 4g phone.its good but this phones battery was not good quickly battery was lowing .and this phone is is 4g smartphone but its a keypad phone its so bad for Facebook, watsapp and heavy internet users.this phone is very useful for village areas and rural areas because this phone is keypad .this phone is also more useful for rough use .but the main problem in this phone its battery otherwise its excellent mobile.