This phone is little costly than other mobile feature is concern but worth to take this. The storage system and speed is very good as it has 6 GB RAM and due to this feature speed retain its feature and internal storage of 64 GB and no need to put any other device to take extra storage. I am little disspoint with feature of Front and rear camera it shows sometime blur picture while moving phone. it has non removable battery and 3000 mah battery which retain is battery back up long time. its music system and sound system is awesome. one should go for buy this product