Oppo f1s is a very good phone it have great camera quality. When you click you picture then it look like real hd picture that was amazing. And many features that you will attract it have multi screen feature in video also means when you play an video then you can do another work also u can do the different work with same time very easly. But there is a little problems it have an optional feature on sim slot and memory card slot and that is you can use sim 2 or memory card means you can’t use both features together only that is the problem on this phone but its doesn’t matter enough because the storage is enough. Yes the oppo f1s is good phone