Acer Iconia B1 721 has display Size 7.0", operating system Android 4.2. The device has ram 1 GB too, card support is microSD, up to 32 GB (dedicated slot), it has 16 GB, 1 GB RAM hard disk. Back camera VGA is awesome, front camera No is also not bad. Iconia B1 721 has power storage, . Device status is Available