Alcatel Idol 4s Windows has display Size 5.5", operating system Microsoft Windows 10. The device has ram 4 GB too, card support is microSD, up to 512 GB (dedicated slot), it has 64 GB, 4 GB RAM hard disk. Back camera 21 MP is awesome, front camera 8 MP is also not bad. Idol 4s Windows has power storage, Up to 13 h 20 min (3G). Device status is Available