Samsung Galaxy Alpha s801 has display Size 4.7 Inches, operating system Android 4.4.4, up to 5.0. The device has ram 2 GB too, card support is No, it has 32 GB hard disk. Back camera 12 MP is awesome, front camera 2.1 MP is also not bad. Galaxy Alpha s801 has power storage, Up to 13 h (3G). Device status is Available