I used the the smart phone. this is really Good. it have many features. best features is remote control. I am also a OPPO A57 Customer. I am relly enjoy to use the smartphone. and this smartphone have many cool features like Compass, scanner, Camera zoom. etc. and in this smartphone a like a legend.
sound quality good
camera feature also best
friendly uses
oppo all set design are osm, oppo is a good brand its provide best product.