Seagate FreeAgent GoFlex 500 GB USB 3.0 Ultra-Portable External Hard Drive STAA500106 (Silver) USB 3.0 plug-and-play drive Easy-to-use preloaded backup and encryption software Upgradable to FireWire 800 or eSATA Access content over the network and on TV when paired with other GoFlex products USB 3.0 plug-and-play drive Easy-to-use preloaded backup and encryption software Upgradable to FireWire 800 or eSATA Access content over the network and on TV when paired with other GoFlex products