Samsung Galaxy Prevail 2 has display Size 4.0 Inches, operating system Android 4.1. The device has ram 512 MB too, card support is microSD, up to 64 GB (dedicated slot), 2 GB included, it has 4 GB hard disk. Back camera 5 MP is awesome, front camera 1.3 MP is also not bad. Galaxy Prevail 2 has power storage, Up to 8 h. Device status is Available