Jiophone is combination of feature phone and a smartphone which has great performance.It has 2000 mAh battery, 512 mb of ram which is sufficient and best thing that its support Jio sim with 4G volte other company also trying to copy Jio but they cannot give in less price as Jio one of the great feature added in jiophone that its support NFC even which is not available in costly smartphone well done Jio , I suggest everyone to buy this phone