Hello friends. Redmi note 4 mobile is the best mobile these mobile speed very good with I am use redmi note 4 mobile very good mobile these mobile battary 4100mah so very good battary and these mobile good performance these mobile ram for 4gb so good and screen match performance so friends I am like one only mobile redmi these mobile fature very good and speed bliant and sound very good and quility to very good so friends please use these mobile and injoy life for these mobile phone. Thanks you