Oppo F1 S has display Size 5.5 Inches, operating system Android 5.1, up to 6.0. The device has ram 4 GB too, card support is microSD, up to 256 GB (dedicated slot), it has 64 GB hard disk. Back camera 13 MP is awesome, front camera 16 MP is also not bad. F1 S has power storage, . Device status is Available